Medical Dictionary

ankyloglossia

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noun an·ky·lo·glos·sia \ˌaŋ-kə-(ˌ)lō-ˈglä-sē-ə, -ˈglȯ-\

Medical Definition of ankyloglossia

  1. :  limited normal movement of the tongue chiefly due to an abnormally shortened frenulum :  tongue-tie Technically known as ankyloglossia, it is a usually minor birth defect in which a flap of tissue under the tongue, called the frenum or frenulum, is too short or absent.—C. Claiborne Ray, The New York Times, 26 Oct. 2004


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a dividing ridge between drainage areas

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