Fissure : Definition

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Definitions of Fissure

Pronunciation : Fis"sure
Part of Speech : n.
Etymology : [L. fissura, fr. findere, fissum, to cleave, split; akin to E. bite: cf. F. fissure.]
Definition : Defn: 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.
Source : Webster's Unabridged Dictionary, 1913

Pronunciation : Fis"sure
Part of Speech : v.
Definition : Defn: To cleave; to divide; to crack or fracture.

t.
Source : Webster's Unabridged Dictionary, 1913

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