• Definition for "drainage area"
    • the entire geographic location drained by a river…
    • View More
  • Hyponym for "drainage area"
  • Hypernym for "drainage area"

drainage area definition

  • noun:
    • the entire geographic location drained by a river and its particular tributaries; a location characterized by all runoff being communicated toward same outlet
29 votes

How would you define drainage area?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!