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Yellowstone

American  
[yel-oh-stohn] / ˈjɛl oʊˌstoʊn /

noun

  1. a river flowing from NW Wyoming through Yellowstone Lake and NE through Montana into the Missouri River in W North Dakota. 671 miles (1,080 km) long.


Yellowstone British  
/ ˈjɛləʊˌstəʊn /

noun

  1. a river rising in N Wyoming and flowing north through Yellowstone National Park, then east to the Missouri. Length: 1080 km (671 miles)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Last year, New York Attorney General Letitia James secured a $1 billion settlement with Yellowstone Capital over allegations that it issued MCAs that were, in fact, illegal high-interest loans in disguise.

From The Wall Street Journal ● Oct. 30, 2026

Researchers believe the process identified beneath Kikai may help explain why other enormous caldera systems, including Yellowstone and Toba, also contain large magma reservoirs relatively close to Earth's surface.

From Science Daily ● Oct. 23, 2026

Yellowstone National Park regulations note that “pets may not be left unattended or tied to objects.”

From Los Angeles Times ● Oct. 17, 2026

Meanwhile, Paramount Skydance has Paramount+, which streams the likes of Yellowstone, Parks and Recreation and NCIS.

From BBC ● Oct. 6, 2026

In middens around Yellowstone National Park, he said, they first show up in large numbers about five hundred years ago, the time of the great epidemics.

From "1491" by Charles C. Mann

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