1. A long narrow depression in a surface
   "The earthquake caused a large fissure in the ground";
   - crevice, cranny, crack, chap
    
2. A narrow planar hole in a rock or material, usually with flattish sides
   "Water seeped through the fissure in the rock face";
   - crack, cleft, crevice, scissure
    
3. (anatomy) a long narrow slit or groove that divides an organ into lobes
   "The longitudinal fissure separates the cerebral hemispheres"

1. Break into fissures or fine cracks
   "The drought fissured the dry earth"

Sounds like: fishing, phishsure, fisher, Fis

Derived forms: fissuring, fissured, fissures

Type of: crack, depression, gap, groove, impression, imprint, opening, vallecula

Encyclopedia: Fissure