nuclear Definition in the Cambridge English Dictionary Cambridge dictionaries logo

Definition of “nuclear” - English Dictionary

"nuclear" in American English

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nuclearadjective

  • nuclear adjective (OF ATOMS)

physics us   /ˈnu·kli·ər/ [not gradable] of or ​relating to a ​process by which the ​nucleus (= ​centralpart) of an ​atom is ​divided or ​joined to another ​nucleus, resulting in the ​release of ​energy  us   /ˈnu·kli·ər/ [not gradable] relating to ​weapons, or the use of ​weapons, in which an ​atom is ​divided or ​joined to another ​nucleus to ​releaseenergy in a ​destructive way: nuclear ​war nuclear ​disarmament (= giving up or ​removing a country’s nuclear ​weapons)
  • nuclear adjective (OF CELLS)

biology /ˈnu·kli·ər/ [not gradable] of or ​relating to the ​nucleus of a ​cell
(Definition of nuclear from the Cambridge Academic Content Dictionary © Cambridge University Press)







"nuclear" in British English

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nuclearadjective

uk   /ˈnjuː.klɪər/  us   /ˈnuː.kliː.ɚ/
  • nuclear adjective (POWER)

B2 being or using the ​powerproduced when the nucleus of an ​atom is ​divided or ​joined to another ​nucleus: nuclear ​energy/​power a nuclear ​powerplant the nuclear ​industryB2 relating to ​weapons, or the use of ​weapons, which use the ​powerproduced when the ​nucleus of an ​atom is ​divided or ​joined to another ​nucleus: a nuclear ​war/​attack nuclear ​disarmament How many ​nations have a nuclear capability (= have nuclear ​weapons)?

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  • nuclear adjective (PHYSICS)

specialized physics relating to the ​nucleus of an ​atom: nuclear ​fission/​fusion/​physics
(Definition of nuclear from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"nuclear" in Business English

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nuclearadjective

uk   /ˈnjuːkliər/  us   /ˈnuːkliər/
ENVIRONMENT, NATURAL RESOURCES, PRODUCTION relating to the ​powerproduced when the ​centralpart of an atom is ​divided or ​joined to another one: nuclear energy/power/fuel The country had ​agreed to ​disable its ​main nuclear ​fuelproductionplant by the end of the ​year. the nuclear ​industry a nuclear ​plant/​facility
relating to weapons that use nuclearenergy: a nuclear ​bomb/deterrent/​war
(Definition of nuclear from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “nuclear”
in Arabic نَوَوي…
in Korean 핵의…
in Portuguese nuclear…
in Catalan nuclear…
in Japanese 原子力の, 原子(核)の…
in Chinese (Simplified) 能源, 核能的, 使用核能的…
in Turkish nükleer, atom çekirdeğinin merkezine ilişkin…
in Russian ядерный…
in Chinese (Traditional) 能源, 核能的, 使用核能的…
in Italian nucleare…
in Polish jądrowy, nuklearny…
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“nuclear” in Business English

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