Definition:
fissures
- fissuresA state of incompatibility or disagreement
- fissuresA long, narrow opening or line of breakage made by cracking or splitting, esp. in rock or earth
- fissuresFISSURE, to split (to separate lengthwise)
- fissuresA long narrow opening in the form of a crack or groove, e.g., any of the spaces separating convolutions of the brain