Pea-shaped or pea-sized. [L. pisum, pea, + forma, appearance]
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pi·si·form 'pī-sə-.fȯrm adj resembling a pea in size or shape <\pisiform granules>
pisiform n a bone on the little-finger side of the carpus that articulates with the triquetral bone called also pisiform bone
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pi·si·form (piґsĭ-form) (pizґĭ-form) [L. pisum pea + form] resembling a pea in shape and size.Medical dictionary. 2011.