coccyx Meaning, Definition & Usage

  1. noun the end of the vertebral column in humans and tailless apes
    tail bone.

WordNet

Coc"cyx noun
Etymology
L., cuckoo, Gr. , cuckoo, coccyx. So called from its resemblance to the beak of a cuckoo.
Wordforms
plural L Coccyges
Definitions
  1. (Anat.) The end of the vertebral column beyond the sacrum in man and tailless monkeys. It is composed of several vertebræ more or less consolidated.

Webster 1913