coccyx: Meaning and Definition of


Pronunciation: (kok'siks), [key]
— pl. coc•cy•ges
  1. a small triangular bone forming the lower extremity of the spinal column in humans, consisting of four ankylosed rudimentary vertebrae. See diag. under
  2. a corresponding part in certain animals.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: