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Meaning of spontaneous fission | Babel Free

Noun CEFR B2

Definitions

A form of radioactive decay: nuclear fission that occurs spontaneously, instead of being induced by an external stimulus.

uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

spontaneous generation spontaneous generationist spontaneous human combustion spontaneous order spontaneous pneumothorax Spontaneously