pisiform
1 of 2adjective
pi·si·form ˈpī-sə-ˌfȯrm 
: resembling a pea in size or shape
pisiform
2 of 2noun
: a bone on the ulnar side of the carpus in most mammals
Word History
Etymology
Adjective
Latin pisum pea + English -iform — more at pea
First Known Use
Adjective
1753, in the meaning defined above
Noun
circa 1771, in the meaning defined above
Medical Definition
pisiform 1 of 2
adjective
pi·si·form ˈpī-sə-ˌfȯrm
: resembling a pea in size or shape
pisiform granules
pisiform
2 of 2noun
variants or pisiform bone
: a bone on the little-finger side of the carpus that articulates with the triquetral bone