1. (noun) 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

• columbia river

2. (noun) capital and largest city in South Carolina; located in central South Carolina

• capital of south carolina

3. (noun) a university in New York City

• columbia university

1. (noun) a university in New York City

• ivy league