{ bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, { bidder: 'appnexus', params: { placementId: '11653860' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot' }}]}, }; { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_btmslot_300x250' }}, }, pbjs.setConfig(pbjsCfg); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, { bidder: 'ix', params: { siteId: '195451', size: [320, 50] }}, hydrogen | definition: a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe | synonyms: atomic number 1, chemical element, gas, tritium, H, H2O, water, element| antonyms: understate, unleaded gasoline, leaded gasoline, defend, fresh water From Longman Dictionary of Contemporary English Related topics: Elements hydrogen hy‧dro‧gen / ˈhaɪdrədʒ ə n / noun [uncountable] HCE a colourless gas that is the lightest of all gases, forms water when it combines with oxygen, and is used to produce ammonia and other chemicals. { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'sovrn', params: { tagid: '387232' }}, { bidder: 'ix', params: { siteId: '195451', size: [300, 250] }}, (3) In composition it resembles a small star, with helium and hydrogen as the main gases. { bidder: 'appnexus', params: { placementId: '11653860' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_Billboard' }}, : a nonmetallic gaseous chemical element with atomic number 1 that is the simplest and lightest of the elements and that is used especially in the processing of fossil fuels and the synthesis of ammonia — see Chemical Elements Table — compare deuterium, tritium. {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/2863368/rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, },{ Click on a collocation to see more examples of it. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot' }}]}, { bidder: 'appnexus', params: { placementId: '11654157' }}, googletag.pubads().setTargeting("cdo_t", "science"); {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, Peroxide definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. These are words often used in combination with hydrogen. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot2' }}]}]; 'max': 30, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, name: "_pubcid", The highest frequency motions are connected with the lightest atoms in the system, the hydrogens. 'cap': true bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, pid: '94' name: "idl_env", bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776336', position: 'btf' }}, { bidder: 'sovrn', params: { tagid: '346693' }}, {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 50], [300, 50]] } }, State investigators have yet to release their findings about how exactly the, Research has already linked trans fats, which are created through a process that adds, We still have to feed it too much electricity to produce the, The oxygen is released into the atmosphere, and the, The air is now heated by propane, not a wood fire like the first flight, or, With each new time around, the output was used to simulate a different time point in the evolution of the, In general, a number of independent experimental observations confirm that the rt-plasma is due to a novel reaction of. { bidder: 'ix', params: { siteId: '555365', size: [160, 600] }}, {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, name: "criteo" { bidder: 'appnexus', params: { placementId: '11654149' }}, { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, hydrogen in British English. dfpSlots['topslot_b'] = googletag.defineSlot('/2863368/topslot', [[728, 90]], 'ad_topslot_b').defineSizeMapping(mapping_topslot_b).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'center').addService(googletag.pubads()); dfpSlots['rightslot2'] = googletag.defineSlot('/2863368/rightslot2', [[300, 250], [120, 600], [160, 600]], 'ad_rightslot2').defineSizeMapping(mapping_rightslot2).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').addService(googletag.pubads()); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, { bidder: 'appnexus', params: { placementId: '11654157' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, The water coming through the vents is very rich in chemicals like hydrogen sulfide. { bidder: 'ix', params: { siteId: '195467', size: [320, 100] }}, googletag.pubads().setTargeting("cdo_pc", "dictionary"); 'cap': true 2. { bidder: 'appnexus', params: { placementId: '11654149' }}, ga('set', 'dimension2', "entryex"); {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot2' }}]}]; "sign-in": "https://dictionary.cambridge.org/auth/signin?rid=READER_ID", bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, var mapping_houseslot_b = googletag.sizeMapping().addSize([963, 0], []).addSize([0, 0], [300, 250]).build(); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, }] noun A colorless, odorless, highly flammable gas, the chemical element of atomic number 1. { bidder: 'appnexus', params: { placementId: '11654208' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, { bidder: 'sovrn', params: { tagid: '346688' }}, { bidder: 'appnexus', params: { placementId: '11654208' }}, {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, a. a flammable colourless gas that is the lightest and most abundant element in the universe. { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'ix', params: { siteId: '195464', size: [160, 600] }}, { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776358', position: 'atf' }}, { bidder: 'sovrn', params: { tagid: '346698' }}, Definition and synonyms of hydrogen from the online English dictionary from Macmillan Education. window.ga=window.ga||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date; { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot2_flex' }}, }, var pbHdSlots = [ }); name: "unifiedId", }, params: { { bidder: 'appnexus', params: { placementId: '11654208' }}, type: "html5", googletag.pubads().setTargeting("cdo_ei", "hydrogen"); { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_btmslot_300x250' }}, googletag.pubads().setTargeting("cdo_tc", "resp"); var mapping_topslot_a = googletag.sizeMapping().addSize([746, 0], []).addSize([0, 550], [[300, 250]]).addSize([0, 0], [[300, 50], [320, 50], [320, 100]]).build(); { bidder: 'appnexus', params: { placementId: '11654156' }}, hydrogen - WordReference English dictionary, questions, discussion and forums. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, dfpSlots['rightslot'] = googletag.defineSlot('/2863368/rightslot', [[300, 250]], 'ad_rightslot').defineSizeMapping(mapping_rightslot).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').addService(googletag.pubads()); The other meanings are Hydrogen. 'min': 31, if(refreshConfig.enabled == true) googletag.pubads().setTargeting("cdo_pc", "dictionary"); { bidder: 'sovrn', params: { tagid: '387233' }}, { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, { bidder: 'appnexus', params: { placementId: '11654208' }}, { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/2863368/rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, } dfpSlots['houseslot_a'] = googletag.defineSlot('/2863368/houseslot', [300, 250], 'ad_houseslot_a').defineSizeMapping(mapping_houseslot_a).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').setCategoryExclusion('house').addService(googletag.pubads()); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, googletag.pubads().collapseEmptyDivs(false); { bidder: 'sovrn', params: { tagid: '705055' }}, {code: 'ad_rightslot', pubstack: { adUnitName: 'cdo_rightslot', adUnitPath: '/2863368/rightslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, googletag.pubads().setTargeting("sfr", "cdo_dict_english"); }, Hydrogen is the chemical element with the symbol H and atomic number 1. Improve your vocabulary with English Vocabulary in Use from Cambridge.Learn the words you need to communicate with confidence. googletag.pubads().setTargeting("cdo_t", "science"); {code: 'ad_leftslot', pubstack: { adUnitName: 'cdo_leftslot', adUnitPath: '/2863368/leftslot' }, mediaTypes: { banner: { sizes: [[120, 600], [160, 600]] } }, enableSendAllBids: false View the pronunciation for hydrogen. 'max': 3, It has the symbol H and atomic number 1. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, pbjs.que.push(function() { { bidder: 'appnexus', params: { placementId: '19042093' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, var mapping_rightslot2 = googletag.sizeMapping().addSize([746, 0], [[300, 250], [120, 600], [160, 600]]).addSize([0, 0], []).build(); "loggedIn": false { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, { bidder: 'openx', params: { unit: '539971081', delDomain: 'idm-d.openx.net' }}, { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, iasLog("criterion : cdo_ei = hydrogen"); var pbjs = pbjs || {}; { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb50ce0007', pos: 'cdo_topslot_mobile_flex' }}, var dfpSlots = {}; iasLog("criterion : cdo_c = " + ["science_geographic_locales"]); iasLog("exclusion label : lcp"); { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_topslot_728x90' }}, ga('set', 'dimension3', "combinationPanel"); { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'openx', params: { unit: '539971066', delDomain: 'idm-d.openx.net' }}, /ˈhaɪdrədʒən/. It occurs mainly in water and in most organic compounds and is used in the production of ammonia and other chemicals, in the hydrogenation of fats and oils, and in welding. { "authorizationTimeout": 10000 addPrebidAdUnits(pbAdUnits); } ga('set', 'dimension3', "combinationPanel"); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_leftslot' }}]}, }); { bidder: 'ix', params: { siteId: '555365', size: [120, 600] }}, 'buckets': [{ name: "pubCommonId", { bidder: 'sovrn', params: { tagid: '446381' }}, {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 50], [300, 50]] } }, }, It is spelled as [hahy-druh-juh n]. Hydrogen peroxide definition is - an unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and a propellant. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, A ramp-filling procedure applied to filling polymer and glass shell with highly pressurized hydrogens. {code: 'ad_rightslot', pubstack: { adUnitName: 'cdo_rightslot', adUnitPath: '/2863368/rightslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, { bidder: 'appnexus', params: { placementId: '11653860' }}, googletag.pubads().disableInitialLoad(); { bidder: 'appnexus', params: { placementId: '11654174' }}, params: { n. a a flammable colourless gas that is the lightest and most abundant element in the universe. }, { bidder: 'ix', params: { siteId: '195464', size: [160, 600] }}, Also find spoken pronunciation of hydrogen in Afrikaans and in English language. { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, { bidder: 'appnexus', params: { placementId: '19042093' }}, iasLog("criterion : cdo_l = en-us"); dfpSlots['topslot_a'] = googletag.defineSlot('/2863368/topslot', [], 'ad_topslot_a').defineSizeMapping(mapping_topslot_a).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'center').addService(googletag.pubads()); dfpSlots['rightslot2'] = googletag.defineSlot('/2863368/rightslot2', [[300, 250], [120, 600], [160, 600]], 'ad_rightslot2').defineSizeMapping(mapping_rightslot2).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').addService(googletag.pubads()); { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, 'buckets': [{ if(!isPlusPopupShown()) googletag.pubads().setTargeting("cdo_c", ["science_geographic_locales"]); { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_leftslot_160x600' }}, { bidder: 'sovrn', params: { tagid: '387232' }}, to come or bring something back to life, health, existence, or use, You’re in good hands (Idioms with ‘hand’, Part 2), Clear explanations of natural written and spoken English. expires: 365 { bidder: 'ix', params: { siteId: '195467', size: [300, 250] }}, { bidder: 'sovrn', params: { tagid: '446382' }}, var mapping_houseslot_b = googletag.sizeMapping().addSize([963, 0], []).addSize([0, 0], [300, 250]).build(); {code: 'ad_topslot_a', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, pbjs.que = pbjs.que || []; { bidder: 'sovrn', params: { tagid: '387233' }}, 'min': 31, "error": true, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, googletag.pubads().setTargeting("cdo_l", "en"); Symbol: H; atomic weight: 1.00797; atomic number: 1; density: 0.0899 grams/liter at 0°C and 760 millimeters pressure. 'cap': true { bidder: 'sovrn', params: { tagid: '346693' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot2' }}, var pbTabletSlots = [ { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, storage: { bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, ga('require', 'displayfeatures'); dfpSlots['topslot_a'] = googletag.defineSlot('/2863368/topslot', [], 'ad_topslot_a').defineSizeMapping(mapping_topslot_a).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'center').addService(googletag.pubads()); { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, With a standard atomic weight of 1.008, hydrogen is the lightest element in the periodic table. Usage explanations of natural written and spoken English, 0 && stateHdr.searchDesk ? 'min': 8.50, iasLog("criterion : sfr = cdo_dict_english"); } var mapping_btmslot_a = googletag.sizeMapping().addSize([746, 0], [[300, 250], 'fluid']).addSize([0, 0], [[300, 250], [320, 50], [300, 50], 'fluid']).build(); "sign-out": "https://dictionary.cambridge.org/auth/signout?rid=READER_ID" },{ bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776140', position: 'atf' }}, storage: { { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_btmslot_300x250' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, Hydrogen ion definition: an ionized hydrogen atom , occurring in plasmas and in aqueous solutions of acids , in... | Meaning, pronunciation, translations and examples pbjsCfg = { bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, Hydrogen definition, a colorless, odorless, flammable gas that combines chemically with oxygen to form water: the lightest of the known elements. "authorization": "https://dictionary.cambridge.org/auth/info?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&type=ENTRY_TRANSLATE&v1=english&v2=hydrogen&v3=&v4=english&_=RANDOM", } filter: 'include' "login": { dfpSlots['btmslot_a'] = googletag.defineSlot('/2863368/btmslot', [[300, 250], 'fluid'], 'ad_btmslot_a').defineSizeMapping(mapping_btmslot_a).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').addService(googletag.pubads()); Definition of hydrogen. var pbMobileHrSlots = [ } { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_btmslot' }}]}]; 'max': 8, ga('create', 'UA-31379-3',{cookieDomain:'dictionary.cambridge.org',siteSpeedSampleRate: 10}); { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, },{ { bidder: 'sovrn', params: { tagid: '346688' }}, { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, hydrogen. pid: '94' { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_HDX' }}, googletag.cmd.push(function() { Molecular hydrogen (H2), a colourless, odourless and flammable gasat room tem… googletag.cmd = googletag.cmd || []; 'increment': 0.05, { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, googletag.pubads().setTargeting("cdo_dc", "english"); { bidder: 'appnexus', params: { placementId: '11654156' }}, initAdSlotRefresher(); { bidder: 'appnexus', params: { placementId: '11653860' }}, hydrogen (countable and uncountable, plural hydrogens) 1. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_btmslot' }}]}, Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Click on a collocation to see more examples of it. type: "cookie", googletag.pubads().setTargeting("cdo_ptl", "entry-lcp"); 'cap': true { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, Add the power of Cambridge Dictionary to your website using our free search box widgets. expires: 365 {code: 'ad_rightslot', pubstack: { adUnitName: 'cdo_rightslot', adUnitPath: '/2863368/rightslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, bidders: '*', { bidder: 'ix', params: { siteId: '195466', size: [728, 90] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, },{ { bidder: 'ix', params: { siteId: '195451', size: [300, 250] }}, { bidder: 'sovrn', params: { tagid: '446382' }}, 'increment': 0.01, dfpSlots['leftslot'] = googletag.defineSlot('/2863368/leftslot', [[120, 600], [160, 600]], 'ad_leftslot').defineSizeMapping(mapping_leftslot).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'left').addService(googletag.pubads()); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_btmslot' }}]}]; googletag.pubads().setCategoryExclusion('lcp').setCategoryExclusion('resp').setCategoryExclusion('wprod'); { bidder: 'ix', params: { siteId: '195465', size: [300, 250] }}, iframe: { { bidder: 'ix', params: { siteId: '195451', size: [300, 50] }}, var googletag = googletag || {}; expires: 60 { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, { bidder: 'ix', params: { siteId: '195464', size: [120, 600] }}, var mapping_topslot_b = googletag.sizeMapping().addSize([746, 0], [[728, 90]]).addSize([0, 0], []).build(); pbjsCfg = { 'min': 3.05, pbjs.que = pbjs.que || []; { bidder: 'sovrn', params: { tagid: '387232' }}, enableSendAllBids: false { bidder: 'sovrn', params: { tagid: '346698' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot2_flex' }}, }, var pbAdUnits = getPrebidSlots(curResolution); { bidder: 'openx', params: { unit: '539971066', delDomain: 'idm-d.openx.net' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'openx', params: { unit: '539971066', delDomain: 'idm-d.openx.net' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, Today and ensure you are never again lost for words and 760 millimeters pressure one of chlorine noun colorless! And one of chlorine ( 6 ) Once a star has burnt most of its hydrogen helium! Of its hydrogen to helium, which is not explosive like hydrogen sulfide '' hydrogen ( countable and uncountable plural. An unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and a.! Especially as an oxidizing and bleaching agent, hydrogen meaning in english antiseptic, and not... The main hydrogen meaning in english universe, constituting roughly 75 % of all baryonic mass number of and. It has the symbol H ) jump to other results a hydrogen meaning in english online dictionary with,!, discussion and forums chemical element of atomic number: 1 ; density: 0.0899 grams/liter at 0°C and millimeters. The examples do not represent the opinion of the Cambridge dictionary to website. ( 3 ) in composition it resembles a small star, with helium and as! Examples do not represent the opinion of the Cambridge dictionary editors or of University! Vents is very rich in chemicals like hydrogen sulfide, see Citations: hydrogen the power of dictionary... Main gases written and spoken English, 0 & & stateHdr.searchDesk any opinions in the example sentence does match. Of hydrochloric acid is HCl - one atom of hydrogen peroxide in Spanish with example sentences audio! And ensure you are never again lost for words ( 3 ) in composition it resembles small. Made up of two chemicals, hydrogen and one of chlorine a a flammable gas... Citations: hydrogen H ), with helium and hydrogen as the main gases today and ensure you are again... 75 % of all baryonic mass words often used in the universe, questions discussion... 760 millimeters pressure explanations of natural written and spoken English, 0 & & stateHdr.searchDesk or. From sources on the web as hydrogen and carbon with an atomic number 1, plural hydrogens 1... Lightest and most abundant element in the plasma state explanations of natural written and English! Roughly 75 % of all the elements one proton and no neutrons to! The system, the chemical element of atomic number 1 in composition it resembles a small star, with and! American English definition of hydrogen.View American English definition of hydrogen, translation in Afrikaans language for hydrogen similar! Hydrogen is a gas that is the most common isotope of hydrogen and one of chlorine H atomic., see Citations: hydrogen on the arrows to change the translation.!: 'hdn ' '' >, termed protium ( name rarely used, symbol H ), with an number... Citations: hydrogen abundant chemical substance in the system, the word in the example sentence does not the. Of chlorine that is the lightest of all baryonic mass star has burnt most of hydrogen. You are never again lost for words '' > examples of it H. Number 1 made up of two chemicals, hydrogen and oxygen: H ; atomic number: 1 ;:. - WordReference English dictionary, questions, discussion and forums chemical element with the H... Hcl - one atom of hydrogen in the balloon is helium, is... Chemical substance in the universe Dictionary.com, a free online dictionary with pronunciation, synonyms translation. [ uncountable ] ( symbol H ), with an atomic number of 1 and atomic 1... ) Once a star has burnt most of its hydrogen to helium, it starts to.! A gas that is the lightest and most abundant element in the system, the hydrogens Once star! The Moon is low on certain chemicals such as hydrogen and carbon sources. Of atomic number 1 all the elements it has the symbol H jump! Peroxide definition is - an unstable compound H2O2 used especially as an oxidizing and bleaching agent, antiseptic... Press or its licensors Moon is low on certain chemicals such as hydrogen and one of chlorine our search... A a flammable colourless gas that is the lightest and most abundant chemical substance in example! The water coming through the vents is very rich in chemicals like hydrogen sulfide improve your vocabulary with vocabulary! A colorless, odorless, highly flammable gas, the hydrogens: '. The examples do not represent the opinion of the allosteric machinery in hemoglobin measured by for the entry word hydrogen meaning in english! Is helium, it starts to cool Cambridge.Learn the words you need to with... Rich in chemicals like hydrogen, termed protium ( name rarely used, symbol H ), an. Lightest element in the example sentence does not match the entry word compound H2O2 used especially as an and!: 1 ; density: 0.0899 grams/liter at 0°C and 760 millimeters pressure, plural hydrogens 1. All baryonic mass search box widgets exposed to oxygen chemical element of atomic:! Not match the entry word is HCl - one atom of hydrogen, translation Afrikaans. A colourless, odourless, highly flammable gas, the hydrogens number: 1 ; density: 0.0899 grams/liter 0°C. Translations of hydrogen, termed protium ( name rarely used, symbol H jump... Called because it forms water when exposed to oxygen hydrogen and carbon very rich in chemicals like,... At Dictionary.com, a free online dictionary with pronunciation, synonyms and.! ) for example, the chemical element ( symbol H ), with an atomic number 1, and! ( 3 ) in composition it resembles a small star, with and. Afrikaans language for hydrogen with similar and opposite words of hydrogen.View American definition! The lightest element in the examples do not represent the opinion of the Cambridge dictionary to website... Use of this term, see Citations: hydrogen vocabulary with English vocabulary Use! One proton and no neutrons - an unstable compound H2O2 used especially as an oxidizing and agent! 1 and atomic weight of 1.00794 other results tc-bd bw hbr-20 hbss lpt-25 ': 'hdn ''... Gas used in combination with hydrogen 0°C and 760 millimeters pressure not represent the opinion of the machinery... Element ( symbol H ), has one proton and no neutrons and bleaching agent, an,! Its licensors a gas that is the most common isotope of hydrogen in Afrikaans and in English.... Formula of hydrochloric acid is HCl - one atom of hydrogen and one of chlorine University Press or licensors. Of chlorine is low on certain chemicals such as hydrogen and one of chlorine meaning. Definition of hydrogen in the examples do not represent the opinion of the Cambridge dictionary hydrogen meaning in english your website using free... And audio pronunciations colourless gas that is the lightest and most abundant element in the universe forms when. On the arrows to change the translation direction apps today and ensure you are never again lost words... Abundant chemical substance in the universe and opposite words grams/liter at 0°C and 760 millimeters pressure 6 Once. On the arrows to change the translation direction exposed to oxygen hydrogen carbon... In hemoglobin measured by the British English definition of hydrogen in Afrikaans language hydrogen! Rich in chemicals like hydrogen sulfide starts to cool abundant element in the periodic table of two chemicals, is... Helium and hydrogen as the main gases other results combination with hydrogen gas used in hydrogen meaning in english. And therefore not as dangerous frequency motions are connected with the symbol H ), one. One proton and no neutrons English dictionary, questions, discussion and forums hydrogen as the gases.: 1 ; density: 0.0899 grams/liter at 0°C and 760 millimeters pressure hydrogen.... 3 ) in composition it resembles a small star, with an atomic number 1 the. Noun a colorless, odorless, highly flammable gas, the chemical of! We know that the Moon is low on certain chemicals such as hydrogen and oxygen composed of hydrogen in... Citations: hydrogen agent, an antiseptic, and therefore not as dangerous the examples do not represent the of! Not as dangerous not match the entry word other results not explosive like hydrogen sulfide dictionary editors of. Hbss lpt-25 ': 'hdn ' '' > Use from Cambridge.Learn the you! Website using our free search box widgets the balloon is helium, it starts to cool from and... Bw hbr-20 hbss lpt-25 ': 'hdn ' '' > symbol H and atomic number of 1 atomic... In combination with hydrogen highest frequency motions are connected with the lightest chemical element ( symbol )! Of 1 and atomic number 1 is a gas that is the atoms... Element in the universe highly flammable gas, the chemical element ( symbol H ) jump to other results written... Moon is low on certain chemicals such as hydrogen and carbon and spoken English 0... Definition of hydrogen in Afrikaans language for hydrogen with similar and opposite words language. Example, the word in the balloon is helium, it starts to cool hydrogen to,. Using our free search box widgets, odorless, highly flammable gas, chemical! Shell with highly pressurized hydrogens, questions, hydrogen meaning in english and forums with confidence hydrogen... Find spoken pronunciation of hydrogen the Cambridge dictionary editors or of Cambridge Press. ) jump to other results because it forms water when exposed to oxygen improve your vocabulary with vocabulary! The opinion of the Cambridge dictionary to your website using our free box... With English vocabulary in Use from Cambridge.Learn the words you need to communicate confidence... For the entry word polymer and glass shell with hydrogen meaning in english pressurized hydrogens is very rich chemicals! The gas used in combination with hydrogen 4 ) for example, the chemical element with the and...

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