🇯🇵Japanese Source WordCode: JA

核反応

Pronunciation / Transliteration: Kaku han'nō

🇬🇧 Direct English Meaning:
Nuclear Reaction/ˈnjuː.kli.ər rɪˈæk.ʃən/
nounCEFR C1 (Advanced)Top #15000 frequency
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🇯🇵 Example Sentence in Japanese:

"太陽の核反応は膨大なエネルギーを生み出します。"

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A process in which atomic nuclei interact, resulting in the release or absorption of energy.

    "The nuclear reaction in the sun produces immense energy through the fusion of hydrogen atoms."
  2. 2

    A specific type of nuclear process, such as fission or fusion, that alters the composition of atomic nuclei.

    "The nuclear reaction that powers nuclear reactors is primarily based on the fission of uranium-235."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'nuclear' derives from the Latin 'nucleus', meaning 'kernel' or 'core', and has been used in English since the early 20th century. 'Reaction' comes from the Latin 'reactio', meaning 'to act back', and has been used in scientific contexts since the 19th century, particularly in chemistry and physics.

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