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Definition of Os triquetrum
1. Noun. A wrist bone that articulates with the pisiform and hamate and lunate bones.
Exact synonyms: Cuneiform Bone, Pyramidal Bone, Triquetral, Triquetral Bone
Generic synonyms: Carpal, Carpal Bone, Wrist Bone
Generic synonyms: Carpal, Carpal Bone, Wrist Bone
Medical Definition of Os triquetrum
1. A bone on the medial (ulnar) side of the proximal row of the carpus, articulating with the lunate, pisiform, and hamate. Synonym: os triquetrum, cubital bone, os pyramidale, os triangulare, pyramidal bone, pyramidale, three-cornered bone, triquetrum. (05 Mar 2000)
Lexicographical Neighbors of Os Triquetrum
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