19 entries under channel topic. ×

16
pipe(noun, opening, drain, means, route)
15
conduit(noun, line, way, course, drain)
13
canal(noun, line, way, means, track)
10
passage(noun, line, way, course, opening)
10
tube(noun, line, way, drain, means)
9
aqueduct(noun, line, way, means, track)
7
sewer(noun, line, way, drain, means)
7
course(noun, line, path, conduit)
7
line(noun, way, trail, route, path)
7
pipeline(noun, course, passage, cylinder)
6
trough(noun, line, depression, course, drain)
5
drain(noun, opening, fan, off)
5
vessel(noun, cylinder, pipe, tube)
4
artery(noun, conduit)
4
spout(noun, break, opening, drain)
4
watercourse(noun, conduit, pipe)
2
funnel(noun, conduit, pipe)
1
cable(line, tube, canal)
1
hole(noun, break, opening, beam)
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APASmart Define. (2015). duct thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/duct/thesaurus/synonyms
ChicagoSmart Define. 2015. "duct thesaurus" https://smartdefine.org/duct/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, duct thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/duct/thesaurus/synonyms>.
MLASmart Define. "duct thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/duct/thesaurus/synonyms>