单词 | coccyx |
释义 | coccyx —coccygeal /kok sij"ee euhl/, adj. /kok"siks/, n. , pl. coccyges /kok suy"jeez, kok"si jeez'/. 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. [1605-15; < NL < Gk kókkyx cuckoo, from its resemblance to a cuckoo's beak] |
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