Daily Almanac for
Nov 30, 2009
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coc•cyx



Pronunciation: (kok'siks), [key]
n.,
pl. coc•cy•gesPronunciation: (kok-sī'jēz, kok'si-jēz"). [key]

1. a small triangular bone forming the lower extremity of the spinal column in humans, consisting of four ankylosed rudimentary vertebrae. See diag. under spinal column.
2. a corresponding part in certain animals.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

coccuscoch
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