[a. Gr. ἐπιγλωττίς, f. ἐπί upon + γλῶττα (γλῶσσα) tongue; cf. GLOTTIS.] The erect, leaf-like cartilage at the root of the tongue, which during the act of swallowing is depressed, and forms a lid, or cover for the glottis (Syd. Soc. Lex.).
1615. Crooke, Body of Man, 971. The cauity giues way to the Epiglottis to open and lift it selfe vp.
1650. Sir T. Browne, Pseud. Ep. (ed. 2), IV. viii. 169. Birds have no Epiglottis.
1746. R. James, Introd. Monfets Health Impr., 4. The Aliment to be swallowed presses upon the Epiglottis.
1847. Youatt, Horse, ix. 217. The Epiglottis is a heart-shaped cartilage.
1884. Bristowe, Med., 389. Such swelling may affect mainly the epiglottis.