NOUN
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the longest river in the United States; arises in Montana and flows southeastward to become a tributary of the Mississippi at Saint Louis
The Missouri and Mississippi Rivers together form the third longest river in the world
How To Use Missouri River In A Sentence
- Little Missouri river passes them, and that they were in every respect like our domestic Sheep, and like them the Mail had lunated horns bent backwards and twisted. Original journals of the Lewis and Clark Expedition, 1804-1806
- Neither the source of the Missouri River nor the Shoshones had been found.
- He was no longer planning to ascend hundreds of miles up the Missouri River before winter.
- In early spring 1837, the steamboat St. Peter's left St. Louis to ascend the Missouri River in time to capitalize on the year's fur trading season.
- The Big Hole River is the westernmost tributary stream in the Missouri river system.
- And in the Mississippi-Missouri River basin the full species called the pallid sturgeon and the shovelnose sturgeon are indistinguishable by genetic analysis but have obvious morphological differences. Trout and Salmon of North America
- No one told us how they were shaped as silt deposits, called loess, that blew in from the Missouri River floodplain, beginning about 30,000 years ago.
- Located in west-central Montana, these streams join in a single valley to form the headwaters of the Missouri River.
- The vast expanse encompasses much of the state's northwestern quadrant, with 13,000 square miles stretching from rolling hills along the Missouri River mid-state across buttes and badlands to the western boundary with Wyoming and Montana. Stephanie Woodard: Native American Candidate's Marathon South Dakota Run
- The gothic erosional landscape of the Little Missouri Badlands formed when the Little Missouri River was diverted along a steeper course by Pleistocene glaciers. Ecoregions of North Dakota and South Dakota (EPA)
