/ˈkætʃmənt eəriə ||; ˈkætʃmənt ˌɛrɪə/noun[C] 1 the area from which a school gets its students, a hospital gets its patients, etc 属区(某学校可在该区招生、某医院可为该区居民服务等)
2 (also catchment) (technical术语) the area from which rain flows into a particular river or lake (江河或湖泊的)汇水面积,汇水盆地