coccyx

2 definitions found

coccyx - Collaborative International Dictionary of English v.0.48 :

  Coccyx \Coc"cyx\, n.; pl. L. Coccyges. [L., cuckoo, Gr. ?,
     cuckoo, coccyx. So called from its resemblance to the beak of
     a cuckoo.] (Anat.)
     The end of the vertebral column beyond the sacrum in man and
     tailless monkeys. It is composed of several vertebr[ae] more
     or less consolidated.
     [1913 Webster]

coccyx - WordNet (r) 2.1 (2005) :

  coccyx
      n 1: the end of the vertebral column in humans and tailless apes
           [syn: coccyx, tail bone]