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Fissure

FIS'SURE, n. fish'ure. [L. fissura, from findo, to split.] 1. A cleft; a narrow chasm made by the parting of any substance; a longitudinal opening; as the fissure of a rock. 2. In surgery, a crack or slit in a...

Webster Dictionary
English dictionary 16.3 MB

Meaning

FIS'SURE, n. fish'ure. [L. fissura, from findo, to split.]

1. A cleft; a narrow chasm made by the parting of any substance; a longitudinal opening; as the fissure of a rock.

2. In surgery, a crack or slit in a bone, either transversely or longitudinally, by means of external force.

3. In anatomy, a deep, narrow sulcus, or depression, dividing the anterior and middle lobes of the cerebrum on each side.

FIS'SURE, v.t. To cleave; to divide; to crack or fracture.

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