expires: 365 { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_topslot_728x90' }}, iframe: { These particles and radiation come from the decay of certain nuclides that form them. { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, type: "html5", { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot2' }}]}]; { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, radioactivity (reɪdioʊæktɪvɪti ) uncountable noun. googletag.pubads().setCategoryExclusion('lcp').setCategoryExclusion('resp').setCategoryExclusion('wprod'); 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()); dfpSlots['leftslot'] = googletag.defineSlot('/23202586/cdo_leftslot', [[120, 600], [160, 600]], 'ad_leftslot').defineSizeMapping(mapping_leftslot).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'left').addService(googletag.pubads()); “Radioactive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radioactive. { bidder: 'sovrn', params: { tagid: '446382' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, var mapping_houseslot_b = googletag.sizeMapping().addSize([963, 0], []).addSize([0, 0], [300, 250]).build(); { iasLog("criterion : cdo_tc = resp"); bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, 'max': 36, const customGranularity = { googletag.pubads().setTargeting("cdo_tc", "resp"); initAdSlotRefresher(); { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, เกี่ยวกับกัมมันตภาพรังสี, ที่มีกัมมันตภาพรังสี…, radiactivo, radioactivo/va [masculine-feminine, singular]…. Un type de noyau radioactif est appelé La période radioactive est très variable selon le radionucléide : quelques millisecondes, quelques heures, plusieurs jours, des centaines d'années… à des milliards d'années. { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, googletag.pubads().setTargeting("cdo_dc", "english"); { bidder: 'ix', params: { siteId: '195467', size: [300, 250] }}, 'increment': 0.05, var mapping_rightslot = googletag.sizeMapping().addSize([746, 0], [[300, 250]]).addSize([0, 0], []).build(); googletag.cmd.push(function() { "authorizationFallbackResponse": { Evénements. { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, { bidder: 'appnexus', params: { placementId: '19042093' }}, 'cap': true { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, 'pa pdd chac-sb tc-bd bw hbr-20 hbss lpt-25' : 'hdn'">. In nuclear scanning, radioactive isotopes are used as a diagnostic agent. {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/23202586/cdo_topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, iasLog("criterion : cdo_ptl = entry-lcp"); radioactive: 1 adj exhibiting or caused by radioactivity “ radioactive isotope” “ radioactive decay” “ radioactive fallout” Synonyms: hot having or dealing with dangerously high levels of radioactivity Antonyms: nonradioactive not radioactive {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/23202586/cdo_rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, { bidder: 'ix', params: { siteId: '555365', size: [160, 600] }}, var pbMobileHrSlots = [ 2. if(refreshConfig.enabled == true) Erosion of the granites yields specific minerals including quartz, Examples of hazardous systems include those used in the production, storage, and transportation of environmentally harmful materials, such as oil or. googletag.pubads().setTargeting("cdo_ei", "radioactive"); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, iasLog("exclusion label : resp"); { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_leftslot_160x600' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776140', position: 'atf' }}, { bidder: 'ix', params: { siteId: '195464', size: [160, 600] }}, Something that is radioactive contains a substance that produces energy in the form of powerful and harmful rays . { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_btmslot' }}]}]; { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, }, Spontaneous emission of radiation, either directly from unstable atomic nuclei or as a consequence of a nuclear reaction. googletag.pubads().setTargeting('cdo_alc_pr', pl_p.split(",")); { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, { bidder: 'sovrn', params: { tagid: '346693' }}, n. 1. "authorization": "https://dictionary.cambridge.org/auth/info?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&type=ENTRY_TRANSLATE&v1=english&v2=radioactive&v3=&v4=english&_=RANDOM", }, Radioactivity is the spontaneous emission of radiation in the form of particles or high energy photons resulting from a nuclear reaction. if(!isPlusPopupShown()) "sign-out": "https://dictionary.cambridge.org/auth/signout?rid=READER_ID" { bidder: 'sovrn', params: { tagid: '446381' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_leftslot' }}, { bidder: 'ix', params: { siteId: '195464', size: [300, 600] }}, { bidder: 'sovrn', params: { tagid: '346693' }}, Expressions. { bidder: 'appnexus', params: { placementId: '19042093' }}, }], storage: { { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb50ce0007', pos: 'cdo_btmslot_mobile_flex' }}, { bidder: 'ix', params: { siteId: '195451', size: [300, 50] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, }); partner: "uarus31" { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, googletag.pubads().set("page_url", "https://dictionary.cambridge.org/dictionary/english/radioactive"); { bidder: 'sovrn', params: { tagid: '446382' }}, American Heritage® Dictionary of the English Language, Fifth Edition. } Radioactivity, property exhibited by certain types of matter of emitting energy and subatomic particles spontaneously. { bidder: 'ix', params: { siteId: '195451', size: [320, 50] }}, These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radioactive.' { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, },{ iasLog("setting page_url: - https://dictionary.cambridge.org/dictionary/english/radioactive"); googletag.pubads().addEventListener('slotRenderEnded', function(event) { if (!event.isEmpty && event.slot.renderCallback) { event.slot.renderCallback(event); } }); Delivered to your inbox! googletag.pubads().collapseEmptyDivs(false); { bidder: 'sovrn', params: { tagid: '387233' }}, },{ pbjs.que.push(function() { dfpSlots['btmslot_a'] = googletag.defineSlot('/23202586/cdo_btmslot', [[300, 250], 'fluid'], 'ad_btmslot_a').defineSizeMapping(mapping_btmslot_a).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').addService(googletag.pubads()); { bidder: 'sovrn', params: { tagid: '705055' }}, { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb50ce0007', pos: 'cdo_topslot_mobile_flex' }}, }, tcData.listenerId); 'min': 31, They disintegrate due to a fix in their internal structure. { bidder: 'ix', params: { siteId: '555365', size: [120, 600] }}, priceGranularity: customGranularity, Test your vocabulary with our 10-question quiz! iasLog("criterion : cdo_dc = english"); { bidder: 'sovrn', params: { tagid: '387232' }}, 'cap': true iasLog("__tcfapi removeEventListener", success); iasLog("criterion : cdo_ei = radioactive"); "authorizationTimeout": 10000 { bidder: 'appnexus', params: { placementId: '11653860' }}, {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/23202586/cdo_rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, [ rā′dē-ō-ăk ′tĭv ] The spontaneous transformation of an unstable atomic nucleus into a lighter one, in which radiation is released in the form of alpha particles, beta particles, gamma rays, and other particles. { bidder: 'openx', params: { unit: '539971066', delDomain: 'idm-d.openx.net' }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot2_flex' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, name: "_pubcid", Is - of, caused by, or exhibiting radioactivity and humans can all fall ill due to pollution. 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