hi·​a·​tal hī-ˈā-tᵊl How to pronounce hiatal (audio)
: of, relating to, or involving a hiatus

Examples of hiatal in a Sentence

Recent Examples on the Web Most hiatal hernias are thought to be congenital, meaning you were born with the propensity to have a larger-than-needed hole in the diaphragm. Dr. Keith Roach, oregonlive, 15 Aug. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hiatal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1909, in the meaning defined above

Time Traveler
The first known use of hiatal was in 1909

Dictionary Entries Near hiatal

Cite this Entry

“Hiatal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hiatal. Accessed 7 Dec. 2023.

Medical Definition


hi·​a·​tal hī-ˈāt-ᵊl How to pronounce hiatal (audio)
: of, relating to, or involving a hiatus
the diaphragm's hiatal opening
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