[kuh-luhm-bee-uh] 
| 1. | a river in SW Canada and the NW United States, flowing S and W from SE British Columbia through Washington along the boundary between Washington and Oregon and into the Pacific. 1214 mi. (1955 km) long. |
| 2. | Cape, a cape on the N coast of Ellesmere Island, Nunavut, Canada, in the Arctic Ocean: northernmost point of Canada. |
| 3. | a city in and the capital of South Carolina, in the central part. 99,296. |
| 4. | a city in central Missouri. 62,061. |
| 5. | a city in central Maryland. 52,518. |
| 6. | a city in central Tennessee. 25,767. |
| 7. | a city in SE Pennsylvania. 10,466. |
| 8. | Literary. the United States of America. |
| 9. | 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. |
| 10. | (italics ) U.S. Aerospace. the first space shuttle to orbit and return to earth. |
Co·lum·bi·a 1 (kə-lŭm'bē-ə)
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| Co·lum·bi·a 2 (kə-lŭm'bē-ə) n. The United States. [After Christopher Columbus.] |
| Columbia, Cape A cape on the northern coast of Ellesmere Island. It is the northernmost point of Canada. |
| Columbia, District of See District of Columbia. |