fissile: Meaning and Definition of

fis•sile

Pronunciation: (fis'ul), [key]
— adj.
  1. capable of being split or divided; cleavable.
    1. fissionable.
    2. (of a nuclide) capable of undergoing fission induced by low-energy neutrons, as uranium 233 and 235.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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