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Synonyms and Antonyms of watercourse

  1. an open man-made passageway for water <the Erie Canal was the first watercourse to connect the Hudson River with the Great Lakes> Synonyms aqueduct, canal, conduit, course, flume, racecourse, raceway, channel, waterwayRelated Words millrace, millstream; floodway, sluice, sluiceway, spillway; swash, tideway, torrent; gutter, trough; river, rivulet, stream

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