11 entries under course topic. ×

39
racecourse(noun, water, passageway, flume)
38
channel(noun, water, race, shaft)
36
canal(noun, water, passageway, flume)
35
conduit(noun, water, passageway, flume)
34
aqueduct(noun, water, passageway, flume)
34
flume(noun, water, passageway)
34
waterway(noun, water, passageway, flume)
33
passageway(noun, water, flume)
6
watercourse(noun, water, passageway, flume)
1
trough(noun, means, race, route)
1
tube(noun, means, race, route)
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APASmart Define. (2013). raceway thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/raceway/thesaurus/synonyms
ChicagoSmart Define. 2013. "raceway thesaurus" https://smartdefine.org/raceway/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, raceway thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/raceway/thesaurus/synonyms>.
MLASmart Define. "raceway thesaurus" 17 June 2013. Web. 22 September 2026. <https://smartdefine.org/raceway/thesaurus/synonyms>