'fissionable' definitions:
Definition of 'fissionable'
From: WordNet
adjective
Capable of undergoing nuclear fission; "a fissionable nucleous"; "fissionable material" [syn: fissionable, fissile] [ant: nonfissionable]
Definition of 'fissionable'
From: GCIDE
- fissionable \fis"sion*able\, a. Capable of undergoing nuclear fission; -- a property of certain isotopes of elements with heavy nuclei.
- Syn: fissile. [PJC]