watercourse[noun]Synonyms: channel, aqueduct, canal, conduit, course, duct
[TahlilGaran] English Synonym Dictionary ▲
wa‧ter‧course /ˈwɔːtəkɔːs $ ˈwɒːtərkɔːrs, ˈwɑː-/
noun [countable]1. a place where water flows, for example a river or
canal:
chemicals that pollute the local watercourse2. a long thin hole for water to flow through
[TahlilGaran] Dictionary of Contemporary English ▲