nuclear Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “nuclear” in the English Dictionary

"nuclear" in British English

See all translations

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)?

expend iconexpend iconMore examples

  • nuclear adjective (PHYSICS)

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

"nuclear" in American English

See all translations

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 Business English

See all translations

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…
What is the pronunciation of nuclear?
Add Cambridge dictionaries to your browser to your website

“nuclear” in British English

“nuclear” in American English

“nuclear” in Business English

Word of the Day

carnival

(a special occasion or period of) public enjoyment and entertainment involving wearing unusual clothes, dancing, and eating and drinking, usually held in the streets of a city

Word of the Day

Chest pains and palpitations: talking about illness (2)
Chest pains and palpitations: talking about illness (2)
by Liz Walter,
February 03, 2016
My previous post (My leg hurts: Talking about illness (1)) presented some general vocabulary to use at the doctor’s. This one looks at some more specific areas of illness and explains some useful words and phrases that you may need to use or understand on a visit to the doctor’s. There are several

Read More 

awesomesauce noun
awesomesauce noun
February 01, 2016
slang the state of being extremely good or enjoyable or something or someone that is extremely good or enjoyable Recovering from the awesomesauce of another fab #Vidcon!!

Read More