meniscus: Meaning and Definition of

me•nis•cus

Pronunciation: (mi-nis'kus), [key]
— pl. -nis•ci -nis•cus•es.
  1. a crescent or a crescent-shaped body.
  2. the convex or concave upper surface of a column of liquid, the curvature of which is caused by surface tension.
  3. a lens with a crescent-shaped section; a concavo-convex or convexo-concave lens. See diag. under
  4. a disk of cartilage between the articulating ends of the bones in a joint.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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