watercourse

wa·ter·course  (wôtr-kôrs, -krs, wtr-)

n.

1. A natural or artificial channel through which water flows.

2. A stream or river.

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watercourse

Noun

the channel or bed of a river or stream

Thesaurus

Noun	1.	watercourse - natural or artificial channel through which water flows channel - a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels; "the ship went aground in the channel"
	2.	watercourse - a natural body of running water flowing on or under the earth stream body of water, water - the part of the earth's surface covered with water (such as a river or lake or ocean); "they invaded our territorial waters"; "they were sitting by the water's edge" branch - a stream or river connected to a larger one brook, creek - a natural stream of water smaller than a river (and often a tributary of a river); "the creek dried up every summer" crossing, ford - a shallow area in a stream that can be forded headstream - a stream that forms the source of a river meander - a bend or curve, as in a stream or river midstream - the middle of a stream river - a large natural stream of water (larger than a creek); "the river was navigable for 50 miles" rill, rivulet, runnel, streamlet, run - a small stream tidal river, tidal stream, tidewater river, tidewater stream - a stream in which the effects of the tide extend far upstream
	3.	watercourse - a conduit through which water flows waterway canal - long and narrow strip of water made for boats or for irrigation flume - watercourse that consists of an open artificial chute filled with water for power or for carrying logs headrace - a waterway that feeds water to a mill or water wheel or turbine tailrace - a watercourse that carries water away from a mill or water wheel or turbine way - any artifact consisting of a road or path affording passage from one place to another; "he said he was looking for the way out"