Meaning of cuticle

cu•ti•cle

Pronunciation: (ky'ti-kul), [key]
— n.
  1. the nonliving epidermis that surrounds the edges of the fingernail or toenail.
  2. the epidermis.
  3. a superficial integument, membrane, or the like.
  4. Also calledthe outer, noncellular layer of the arthropod integument, composed of a mixture of chitin and protein and commonly containing other hardening substances as well.
  5. a very thin hyaline film covering the surface of plants, derived from the outer surfaces of the epidermal cells.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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