Concept set RIVER

A stream of water which flows in a channel from high ground to low ground and ultimately to a lake or the sea, except in a desert area where it may dwindle away to nothing.

Related concept sets

RIVERisaFLOWING BODY OF WATER
RIVERbroaderRIVER OR WATER
FLOWING BODY OF WATERinstanceofRIVER
RIVER OR WATERnarrowerRIVER
Id Concept in source Conceptlist