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velum |
Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia, Hutchinson | 0.01 sec. |
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velum [′vē·ləm] (biology) A veil- or curtainlike membrane. (invertebrate zoology) A swimming organ on the larva of certain marine gastropod mollusks that develops as a contractile ciliated collar-shaped ridge. Also known as veil. (meteorology) An accessory cloud veil of great horizontal extent draped over or penetrated by cumuliform clouds; velum occurs with cumulus and cumulonimbus. 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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| The cool damp air is contained above a light fabric velum across the ceiling and does not cross into the occupied zone. Calnan defined submucosal cleft palate as the triad of a bifid uvula, notching of the posterior border of the hard palate, and a muscular diastasis of the velum (zona pellucida). The beauty of velum is that recipients can almost see what's inside, but the frosted sheen leaves a little mystery. |
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