Coccyx Definition
kŏksĭks
coccyges, coccyxes
noun
A small, triangular bone at the lower end of the vertebral column, formed by the fusion of four rudimentary vertebrae and articulating with the sacrum.
Webster's New World
Synonyms:
- tail-bone
Other Word Forms of Coccyx
Noun
Singular:
coccyx
Plural:
coccyges, coccyxesOrigin of Coccyx
From Ancient Greek κόκκυξ (kokkuks, “cuckoo”), referring to the curved shape of a cuckoo's beak when viewed from the side.
From Wiktionary
New Latin coccȳx from Greek kokkūx cuckoo, coccyx (from its resemblance to a cuckoo's beak)
From American Heritage Dictionary of the English Language, 5th Edition
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