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operculum |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.06 sec. |
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operculum 1. Zoology a. the hard bony flap covering the gill slits in fishes b. the bony plate in certain gastropods covering the opening of the shell when the body is withdrawn 2. Botany the covering of the spore-bearing capsule of a moss 3. Biology any other covering or lid in various organisms operculum [ō′pər·kyə·ləm] (anatomy) The soft tissue partially covering the crown of an erupting tooth. That part of the cerebrum which borders the lateral fissure. (biology) A lid, flap, or valve. A lidlike body process. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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