trapezium bone is a noun meaning "the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals". It carries one recorded sense.
the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals
Definitions, synonyms and semantic relations for trapezium bone come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.