Thesaurus: fissure

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Definitions

1. n. A narrow opening, made by the parting of any substance; a cleft; as, the fissure of a rock.
2. v. t. To cleave; to divide; to crack or fracture.
3. n. a long narrow depression in a surface
4. n. a long narrow cleft
5. n. (anatomy) a long narrow slit or groove that divides an organ into lobes
6. v. break into fissures or fine cracks
7. A narrow opening, made by the parting of any substance; a cleft; as, the fissure of a rock. Cerebral fissures (Anat.), 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 (Surg.), a spiral needle for catching together the gaping lips of wounds. Knight. -- Fissure of rolando (Anat.), the furrow separating the frontal from the parietal lobe in the cerebrum. -- Fissure of Sylvius (Anat.), 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. To cleave; to divide; to crack or fracture.
8. A narrow opening, made by the parting of any substance; acleft; as, the fissure of a rock. Cerebral fissures (Anat.), thefurrows or clefts by which the surface of the cerebrum is divided;esp., the furrows first formed by the infolding of the whole wall ofthe cerebrum.-- Fissure needle (Surg.), a spiral needle for catching together thegaping lips of wounds. Knight.-- Fissure of rolando (Anat.), the furrow separating the frontalfrom the parietal lobe in the cerebrum.-- Fissure of Sylvius (Anat.), a deep cerebral fissure separatingthe frontal from the temporal lobe. See Illust. under Brain.-- Fissure vein (Mining), a crack in the earth's surface filled withmineral matter. Raymond.
9. n:100 n. (anatomy) a long narrow slit or groove that divides an organ into lobes v. break into fissures or fine cracks