n. pl. coc·cy·ges (kŏk-sījēz, kŏksĭ-jēz′) or coccyxes
A small triangular bone at the base of the spinal column in humans and other apes, consisting of several fused rudimentary vertebrae. Also called tailbone.
[New Latin coccȳx, from Greek kokkūx, cuckoo, coccyx (from its resemblance to a cuckoo's beak).]
(click for a larger image)coccyx
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Indo-European & Semitic Roots Appendices
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