carpometacarpal joints

car·po·met·a·car·pal joints

[TA] the synovial joints between the carpal and metacarpal bones; these are all plane joints except that of the thumb, which is saddle shaped. Synonym(s): articulationes carpometacarpales [TA]

car·po·met·a·car·pal joints

(kahr'pō-met'ă-kahr'păl joynts) [TA] The synovial joints between the carpal and metacarpal bones; these are all plane joints except that of the thumb, which is saddle-shaped.