1. [ noun ] (biology,politics) United States biologist remembered for her opposition to the use of pesticides that were hazardous to wildlife (1907-1964)
Synonyms: rachel_louise_carson rachel_carson
Related terms: biologist environmentalist
2. [ noun ] Man's first name, popularity rank in the U.S. is 774
3. [ noun ] Last name, frequency rank in the U.S. is 472
4. [ noun ] United States frontiersman who guided Fremont's expeditions in the 1840s and served as a Union general in the Civil War (1809-1868)
Synonyms: kit_carson christopher_carson
Related terms: frontiersman
Similar spelling:   Corson