columbia meaning and definition

COLUMBIA noun

Definition of Columbia (noun)

1. a North American river; rises in southwestern Canada and flows southward across Washington to form the border between Washington and Oregon before emptying into the Pacific; known for its salmon runs in the spring
   • synonyms: Columbia River
2. a town in west central Tennessee
3. capital and largest city in South Carolina; located in central South Carolina
   • synonyms: capital of South Carolina
4. a university town in central Missouri
5. a university in New York City
   • synonyms: Columbia University