1. Capable of undergoing nuclear fission
   - fissionable 
2. Capable of being split or cleft or divided in the direction of the grain
   "fissile crystals"; "fissile wood"

Antonym: nonfissile

Encyclopedia: Fissile

• Fissurella
• Fissurella apertura
• Fissurellidae
• fist
• fistfight
• fistful
• fistic
• fisticuffs
• fisting
• fistmele
• fistula
• fistular
• Fistularia
• Fistulariidae
• fistulate
• Fistulina
• Fistulina hepatica
• Fistulinaceae
• fistulous
• fistulous withers
• fit
• fit in
• fit out
• fit the bill
• fitch