from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Resembling a pea in size or shape.
  • n. A small bone at the junction of the ulna and the carpus.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Resembling a pea in size or shape
  • n. A small bone in the wrist at the junction of the ulna and the carpus

from the GNU version of the Collaborative International Dictionary of English

  • adj. Resembling a pea or peas in size and shape.
  • n. A small bone on the ulnar side of the carpus in man and many mammals. See Illust. of artiodactyla.

from The Century Dictionary and Cyclopedia

  • Having the form of a pea, as an ossification in tendons at joints; having a structure resembling peas. A variety of iron ore is called pisiform, from its being made up of small rounded masses about the size of a pea.
  • n. In anatomy, a sesamoid bone, of about the size and shape of a pea, developed in the tendon of the flexor carpi ulnaris muscle of man and some other animals.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a small wrist bone that articulates only with the triquetral


Latin pīsum, pea; see pea + -form.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin pisum ("pea") + -form (Wiktionary)



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  • "The kidney! B remembered. Bloom starts down the stairs like a startled stag.
    The pisiform shape of that gland reminds me of something... said Professor Jones."
    The House of Ulysses by Julián Ríos, translated by Nick Caistor, p 68

    December 25, 2010

  • Heehee!

    August 2, 2008

  • I like that. I might be able to use it.

    August 2, 2008

  • I knew a guy in college named Grey (first name). He used to come to the coffee shop and order "An Earl Me tea please."

    August 2, 2008

  • Me-like? I love it!

    August 2, 2008

  • Or prolagiform, which is me-like.

    August 2, 2008

  • Or plinthiform, which is plinth-shaped.

    August 2, 2008

  • as opposed to pisciform, which is fish-like

    August 1, 2008

  • I must have been pisinformed, then.

    August 1, 2008

  • No, yarb. They are pisiformiform.

    August 1, 2008

  • But aren't peas... round?

    August 1, 2008

  • Ooh.

    August 1, 2008

  • Literally, "pea-shaped".

    August 1, 2008