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hiatal

adjective hi·a·tal \ hī-ˈā-tᵊl \

Definition of hiatal

: of, relating to, or involving a hiatus

First Known Use of hiatal

1909

in the meaning defined above

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Medical Dictionary

hiatal

adjective hi·a·tal \ hī-ˈāt-ᵊl \

medical Definition of hiatal

: of, relating to, or involving a hiatus
  • the diaphragm's hiatal opening

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