(often attributive) Any structure or land feature which catches and holds water; the collection of such water. / A catchment area, or the people it serves.

To divide into catchment areas.

plural of catchment

present participle of catchment

simple past tense and past participle of catchment

(hydrology) A topographic region in which all water drains to a common outlet.

plural of catchment basin

plural of catchment area

(hydrology) An area from which water drains into a particular lake, river, etc.; the catchment area of a large river includes its tributaries.