Pi"si*form (?), a. [L. pisum a pea + -form: cf. F. pisiforme.]
Resembling a pea or peas in size and shape; as, a pisiform iron ore.
© Webster 1913.
Pi"si*form, n. Anat.
A small bone on the ulnar side of the carpus in man and many mammals. See Illust. of Artiodactyla.
© Webster 1913.