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[per-uh-stohm] /ˈpɛr əˌstoʊm/

Botany. the one or two circles of small, pointed, toothlike appendages around the orifice of a capsule or urn of mosses, appearing when the lid is removed.
Zoology. any of various structures or sets of parts that surround or form the walls of a mouth or mouthlike opening.
a fringe of pointed teeth surrounding the opening of a moss capsule
any of various parts surrounding the mouth of invertebrates, such as echinoderms and earthworms, and of protozoans


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    [per-uh-stahyl] /ˈpɛr əˌstaɪl/ noun, Architecture. 1. a colonnade surrounding a building or an open space. 2. an open space, as a courtyard, surrounded by a colonnade. /ˈpɛrɪˌstaɪl/ noun 1. a colonnade that surrounds a court or building 2. an area that is surrounded by a colonnade n. 1610s, from French péristyle “row of columns surrounding […]

  • Peristylium

    [per-uh-stahy-lee-uh m, -stil-ee-] /ˌpɛr əˈstaɪ li əm, -ˈstɪl i-/ noun, plural peristylia [per-uh-stahy-lee-uh, -stil-ee-uh] /ˌpɛr əˈstaɪ li ə, -ˈstɪl i ə/ (Show IPA) 1. a peristyle.

  • Peritectic

    [per-i-tek-tik] /ˌpɛr ɪˈtɛk tɪk/ adjective, Physical Chemistry. 1. of or noting the phase intermediate between a solid and the liquid that results from the melting of the solid.

  • Peritectomy

    peritectomy per·i·tec·to·my (pěr’ĭ-těk’tə-mē) n. The removal of a pericorneal strip of the conjunctiva to correct pannus. Also called peritomy.

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