Meaning of the word "nuclear fission" in English

What does "nuclear fission" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

nuclear fission

US /ˈnuːkliər ˈfɪʃən/
UK /ˈnjuː.klɪə ˈfɪʃ.ən/
"nuclear fission" picture

Noun

a nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle, with the release of energy.

Example:
The power plant uses nuclear fission to generate electricity.
Scientists are studying the controlled release of energy from nuclear fission.