esophageal hiatus

noun

Medical Definition of esophageal hiatus

: the aperture in the diaphragm that gives passage to the esophagus — see hiatal hernia

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“Esophageal hiatus.” The Merriam-Webster.com Medical Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/medical/esophageal%20hiatus. Accessed 25 January 2020.

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