Dictionary

fissile

adjective fis·sile \ˈfi-səl, ˈfi-ˌsī(-ə)l\

Definition of FISSILE

1
:  capable of or prone to being split or divided in the direction of the grain or along natural planes of cleavage <fissile wood> <fissile crystals>
2
:  capable of undergoing fission
fis·sil·i·ty \fi-ˈsi-lə-tē\ noun

Origin of FISSILE

Latin fissilis, from findere
First Known Use: 1661

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