NCIt definition : A small bone located at the bottom of the spine. The coccyx is a result of 3-5 fused
rudimentary vertebrae.;
Alternative definition : NCI-GLOSS: The small bone at the bottom of the spine. It is made up of 3-5 fused bones.; CDISC: A small bone located at the bottom of the spine. The coccyx is a result of
3-5 fused rudimentary vertebrae. (NCI);
Codes from synonyms : CDR0000481390; CDR0000443343;