Definitions

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

  • n. Botany A fringe of toothlike appendages surrounding the mouth of a moss capsule.
  • n. Zoology The area or parts around the mouth in certain invertebrates.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One or two rings of tooth-like appendages surrounding the opening of the capsule of many mosses.
  • n. The parts of or surrounding the mouths of numerous invertebrates.
  • n. The lip, or edge of the aperture, of a spiral shell.

from the GNU version of the Collaborative International Dictionary of English

  • n. The fringe of teeth around the orifice of the capsule of mosses. It consists of 4, 8, 16, 32, or 64 teeth, and may be either single or double.
  • n.
  • n. The lip, or edge of the aperture, of a spiral shell.
  • n. The membrane surrounding the mouth of an invertebrate animal.

from The Century Dictionary and Cyclopedia

  • n. In botany, the ring or fringe of delicate hairlike appendages which is observed on the rim or mouth of the capsule of a moss when the operculum is removed.
  • n. In zoology, mouth-parts in general; the structures or set of parts which surround the cavity of the mouth or oral opening and constitute its walls, framework, or skeleton: used chiefly of lower animals, as echinoderms, which have circular or radiate mouth-parts.

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

  • n. (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule
  • n. region around the mouth in various invertebrates

Etymologies

peri- + Ancient Greek στόμα ("mouth") (Wiktionary)

Examples

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