Antonyms of adj fissile

2 senses of fissile

Sense 1
fissionable (vs. nonfissionable), fissile -- (capable of undergoing nuclear fission; "a fissionable nucleous"; "fissionable material")


Sense 2
fissile (vs. nonfissile) -- (capable of being split or cleft or divided in the direction of the grain; "fissile crystals"; "fissile wood")

nonfissile (vs. fissile) -- (not fissile)

Similarity of adj fissile

2 senses of fissile

Sense 1
fissionable (vs. nonfissionable), fissile -- (capable of undergoing nuclear fission; "a fissionable nucleous"; "fissionable material")

Sense 2
fissile (vs. nonfissile) -- (capable of being split or cleft or divided in the direction of the grain; "fissile crystals"; "fissile wood")