columbia

noun ! Definition from WordNet 3.1, Princeton University. More about columbia at Wordnik → Where our words come from →

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.
2. A town in west central Tennessee.
3. Capital and largest city in South Carolina; located in central South Carolina.