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photofission

[foh-tuh-fish-uh n, foh-tuh-fish-] /ˌfoʊ təˈfɪʃ ən, ˈfoʊ təˌfɪʃ-/

Word Origin

noun, Physics.

1.

nuclear fission induced by the absorption of a high-energy photon.

Origin of photofission

1935-1940

First recorded in 1935-40; photo- + fission

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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