Dictionary and Thesaurus

Definition of Drainage Basin

• (noun) the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flood control in the Missouri basin"

Synonyms of Drainage Basin

• River Basin
• Basin
• Watershed
• Catchment Area
• Catchment Basin
• Drainage Area

Antonyms of Drainage Basin

Homophones of Drainage Basin