Columbia
Americannoun
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a river in southwestern Canada and the northwestern United States, flowing south and west from southeastern British Columbia through Washington along the boundary between Washington and Oregon and into the Pacific. 1,214 miles (1,955 km) long.
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Cape Columbia, a cape on the northern coast of Ellesmere Island, Nunavut, Canada, in the Arctic Ocean: northernmost point of Canada.
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a city in and the capital of South Carolina, in the central part.
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a city in central Missouri.
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a city in central Maryland.
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a city in central Tennessee.
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a city in southeastern Pennsylvania.
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Literary. the United States of America.
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one of an American breed of large sheep, developed by crossbreeding the Lincoln and Rambouillet, noted for its good market lambs and heavy fleece of medium length.
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Aerospace. the first space shuttle to orbit and return to earth.
noun
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a river in NW North America, rising in the Rocky Mountains and flowing through British Columbia, then west to the Pacific. Length: about 1930 km (1200 miles)
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a city in central South Carolina, on the Congaree River: the state capital. Pop: 117 357 (2003 est)
noun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The District of Columbia Metropolitan Police Department closed its investigation without filing charges.
From Los Angeles Times ● Jul. 24, 2026
Researchers from the University of California, Berkeley; the University of Minnesota; and the University of British Columbia contributed to the work.
From Science Daily ● Jul. 24, 2026
Khan came to prominence as a Columbia University professor critical of Amazon, arguing that its practices were monopolistic.
From The Wall Street Journal ● Jul. 22, 2026
After completing his M.B.A. at Columbia Business School, he joined Gabelli Asset Management full time in 2008, initially as an analyst.
From MarketWatch ● Jul. 22, 2026
“I am glad to find you, sir. I have a telegram here for you all the way from Washington. That’s District of Columbia, sir. Not state of.”
From "The Evolution of Calpurnia Tate" by Jacqueline Kelly
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
