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noun, Anatomy.
either one of the twelfth pair of cranial nerves, consisting of motor fibers that innervate the muscles of the tongue.
the twelfth cranial nerve, which supplies the muscles of the tongue

hypoglossal nerve n.
Either of a pair of nerves that arise from the medulla, pass through the hypoglossal canal, and supply muscles of the tongue and the styloglossus, hyoglossus, and genioglossus muscles. Also called twelfth cranial nerve.


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  • Hypoglossal nucleus

    hypoglossal nucleus n. The motor nucleus innervating the musculature of the tongue, located in the medulla oblongata near the midline.

  • Hypoglottis

    [hahy-puh-glot-is] /ˌhaɪ pəˈglɒt ɪs/ noun 1. Anatomy. the underside of the tongue. 2. Pathology. . hypoglottis hy·po·glot·tis (hī’pə-glŏt’ĭs) n. The undersurface of the tongue.

  • Hypoglycaemia

    /ˌhaɪpəʊɡlaɪˈsiːmɪə/ noun 1. (pathol) an abnormally small amount of sugar in the blood

  • Hypoglycemia

    [hahy-poh-glahy-see-mee-uh] /ˌhaɪ poʊ glaɪˈsi mi ə/ noun, Pathology. 1. an abnormally low level of glucose in the blood. n. 1893, from Latinized form of Greek elements hypo- “under” (see hypo-) + glykys “sweet” (see glucose) + haima “blood” (see -emia). hypoglycemia hy·po·gly·ce·mi·a (hī’pō-glī-sē’mē-ə) n. An abnormally low concentration of glucose in the blood. hypoglycemia (hī’pō-glī-sē’mē-ə) […]

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