Other Word Forms
Origin of coccyx
- 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
- From Ancient Greek κόκκυξ (kokkuks, “cuckoo”), referring to the curved shape of a cuckoo's beak when viewed from the side.