Columbia (sidewheeler 1850)
WordNet
noun
(1) A university in New York City
(2) A university town in central Missouri
(3) Capital and largest city in South Carolina; located in central South Carolina
(4) A town in west central Tennessee
(5) 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