Fissure
Fissure , noun
[Latin fissura, from findere, fissum, to cleave, split; akin to English bite: compare French fissure.]
A narrow opening, made by the parting of any substance; a cleft; as, the fissure of a rock.
Collocations (5)
Cerebral fissures (Anatomy) , the furrows or clefts by which the surface of the cerebrum is divided; esp., the furrows first formed by the infolding of the whole wall of the cerebrum.
Fissure needle (Surgery) , a spiral needle for catching together the gaping lips of wounds. — Knight
Fissure of rolando (Anatomy) , the furrow separating the frontal from the parietal lobe in the cerebrum.
Fissure of Sylvius (Anatomy) , a deep cerebral fissure separating the frontal from the temporal lobe. See Illust. under Brain.
Fissure vein (Mining) , a crack in the earth's surface filled with mineral matter. — Raymond
Fissure , transitive verb
To cleave; to divide; to crack or fracture.