coxa cox • coxal · · · Info · Definitions · Synonyms · Characters · · coxa · · Text Latin · · Script 4 · · Length Definitions · · · (noun) the ball-and-socket joint between the head of the femur and the acetabulum. Synonyms: hip, hip joint, articulatio coxae. · · Noun Definition 1 Synonyms · · · hip · · Synonym 1 hip joint · · Synonym 2 articulatio coxae · · Synonym 3 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 o latin small letter o U+006F x latin small letter x U+0078