fissurenoun [ C ]
uk/ˈfɪʃ.ər/us/ˈfɪʃ.ɚ/a deep, narrow crack in rock or the earth
specialized medical a long, deep, narrow hollow area in a surface in the body, especially in the cerebral cortex (= the surface of the brain)
specialized medical a fault on the surface of a tooth
Thesaurus: synonyms and related words
Geography: caves, cracks & crevices
- cave
- cavern
- chasm
- chimney
- crack
- crater
- crevice
- gouge
- gulf
- hole
- honeycomb
- pit
- pore
- pothole
- rut
- speleologist
- speleology
- stalactite
- stalagmite
- the San Andreas Fault
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