DictionaryfissileEasy splitting
adjective

fissile

Easily split into thin layers or pieces.

This fissile shale splits into thin sheets under gentle pressure.

Etymology

The Latin verb means to split. Fissile describes a material whose structure allows it to separate readily into layers or pieces.

More examples

  • The fissile slate separates easily into roofing tiles.
  • These rocks are fissile, so handle the samples gently.
  • The mason avoids fissile stone when choosing blocks for the wall.

Forms

fissile

fissility noun — The tendency to split into thin layers.

Similar words

cleavable
Can be split, but not necessarily easily or into layers.
flaky
Comes apart in small flakes rather than larger sheets.