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Webster 1913 Edition
Coccyx
‖
Coc′cyx
,Noun.
pl. L.
Coccyges
(#)
. [L., cuckoo, Gr. [GREEK], 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 vertebræ more or less consolidated.