Pronunciation: (kok'su), [key]
—pl. cox•aePronunciation: (kok'sē). [key]
a. See innominate bone.
b. the joint of the hip.
2. Zool.the first or proximal segment of the leg of insects and other arthropods.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.