pronghorn

noun

prong·​horn ˈprȯŋ-ˌhȯrn How to pronounce pronghorn (audio)
ˈpräŋ-
variants or less commonly pronghorn antelope
plural pronghorn or pronghorns also pronghorn antelope or pronghorn antelopes
: a swift horned ruminant mammal (Antilocapra americana) chiefly of grasslands and deserts of western North America that has a slender lean build and horns that in males grow to 10-16 inches (25-41 cm) long and have an additional forward-facing prong and in females grow to 1-2 inches (2-5 cm) long and lack a prong

Note: Although the pronghorn is sometimes informally called the pronghorn antelope or less commonly the American antelope, it belongs to a different family than true antelope and is the only living species of its family (Antilocapridae).

Illustration of pronghorn

Illustration of pronghorn

Examples of pronghorn in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Also in Studer’s iCloud were two videos of Studer in possession of a live pronghorn. Alice Jones Webb, Outdoor Life, 25 June 2025 From 2002 to 2018, the state recorded 221 wildlife-vehicle collisions with pronghorns. Noël Fletcher, Forbes.com, 30 May 2025 The hide, which belonged to an antelope-like animal called a pronghorn, still had intact hair of its original color, preserved over thousands of years. Lillian Ali, Smithsonian Magazine, 8 Apr. 2025 Other species, like the pronghorn, which have been seen on the US side of the border, didn’t appear in his cameras at all. Benji Jones, Vox, 7 Dec. 2018 See All Example Sentences for pronghorn

Word History

First Known Use

1806, in the meaning defined above

Time Traveler
The first known use of pronghorn was in 1806

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Cite this Entry

“Pronghorn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pronghorn. Accessed 20 Jul. 2025.

Kids Definition

pronghorn

noun
prong·​horn ˈprȯŋ-ˌhȯ(ə)rn How to pronounce pronghorn (audio)
ˈpräŋ-
plural pronghorn or pronghorns
: a cud-chewing horned mammal of treeless parts of western North America resembling an antelope

called also pronghorn antelope

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