prognathous

adjective

prog·​na·​thous ˈpräg-nə-thəs How to pronounce prognathous (audio)
: being or having a jaw and typically a lower jaw that projects forward especially to an unusual degree
The umpire, a veteran of dim visage with a cigarette jutting out from his prognathous jaw, was diligent about sweeping the plate, but his strike zone tended to bounce. Richard Conniff
a prognathous fish

Example Sentences

Recent Examples on the Web The front of his face — his nose, maxilla, sinuses, jaw — projected forward like a canine skull — what an anthropologist would call prognathous. Dwight Garner, New York Times, 23 Aug. 2021 The whole universe is under attack from Thanos, an infinitely villainous villain sporting a multicleft, prognathous chin. Joe Morgenstern, WSJ, 25 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prognathous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1836, in the meaning defined above

Time Traveler
The first known use of prognathous was in 1836

Dictionary Entries Near prognathous

Cite this Entry

“Prognathous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prognathous. Accessed 9 Dec. 2022.

Medical Definition

prognathous

adjective
prog·​na·​thous ˈpräg-nə-thəs How to pronounce prognathous (audio)
: being or having a jaw and typically a lower jaw that projects forward especially to an unusual degree
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