fissure
definition: (anatomy) a long narrow slit or groove that divides an organ into lobes
example:
speech part: noun
synonyms:
definition: a long narrow opening
example:
speech part: noun
synonyms:
cleft
definition: a long narrow depression in a surface
example:
speech part: noun
synonyms:
crack
definition: break into fissures or fine cracks
example:
speech part: verb
synonyms: