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Hiatus esophageus

hiatus esophageus hiatus e·so·pha·ge·us (ē’sə-fā’jē-əs)
The opening in the diaphragm between the central tendon and the aortic foramen through which the esophagus and the two vagus nerves pass.


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  • Hiatus-hernia

    noun, Pathology. 1. an abnormal condition in which part of the stomach protrudes upward through the esophageal cleft in the diaphragm, sometimes causing a backflow of acid stomach contents into the esophagus. noun 1. protrusion of part of the stomach through the diaphragm at the oesophageal opening hiatus hernia n. See hiatal hernia.

  • Hiatus saphenus

    hiatus saphenus hiatus sa·phe·nus (sə-fē’nəs) n. The opening in the broad fascia through which the saphenous vein passes to enter the femoral vein. Also called oval fossa.

  • Hiatus semilunaris

    hiatus semilunaris hiatus sem·i·lu·nar·is (sěm’ē-lōō-nâr’ĭs) n. A groove in the lateral wall of the middle meatus of the nasal cavity, into which the maxillary sinus, the frontonasal duct, and the middle ethmoid cells open.

  • Hiawatha

    [hahy-uh-woth-uh, -waw-thuh, hee-uh-] /ˌhaɪ əˈwɒθ ə, -ˈwɔ θə, ˌhi ə-/ noun 1. the central figure of The Song of Hiawatha (1855), a poem by Henry Wadsworth Longfellow: named after a legendary Indian chief, fl. c1570. /ˌhaɪəˈwɒθə/ noun 1. a 16th-century Onondaga Indian chief: credited with the organization of the Five Nations Hiawatha [(heye-uh-woth-uh)] An actual […]

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