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Medical Dictionary

hiatus

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noun hi·a·tus \hī-ˈāt-əs\

Medical Definition of hiatus

  1. :  a gap or passage through an anatomical part or organ; especially :  an opening through which another part or organ passes (such as the opening in the diaphragm through which the esophagus and vagus nerves pass)





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a division or portion of a pool or whole

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