Runoff: water originating as rain or snow that runs off the land in streams, eventually reaching oceans, inland seas or aqifers unless it evaporates first.
(water originating as rain or snow; runs; L:off the land; L:in streams) (it; evaporates; T:first)
water originating as rain or snow it
runs evaporates
L:off the land L:in streams
T:first