19 entries under tube topic. ×

17
channel(noun, break, line, water, way)
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)
9
aqueduct(noun, line, way, means, track)
7
sewer(noun, line, way, drain, means)
7
line(noun, way, trail, route, path)
7
main(noun, line, course, means, route)
7
pipeline(noun, course, channel, passage, cylinder)
6
trough(noun, line, depression, course, drain)
5
drain(noun, opening, fan, channel, off)
5
vessel(noun, channel, cylinder, pipe)
4
spout(noun, break, opening, drain, channel)
4
vent(noun, break, opening, beam, passage)
3
hose(noun, cylinder, conduit, pipe)
1
cable(line, channel, canal)
1
cylinder(noun, beam, tunnel, rod, pipe)
0
conveyer(noun, cylinder)
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APASmart Define. (2015). duct thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/duct/thesaurus/synonyms
ChicagoSmart Define. 2015. "duct thesaurus" https://smartdefine.org/duct/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, duct thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/duct/thesaurus/synonyms>.
MLASmart Define. "duct thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/duct/thesaurus/synonyms>