12 entries under means topic. ×

16
pipe(noun, opening, drain, route)
15
conduit(noun, line, way, course, drain)
13
canal(noun, line, way, track)
10
passage(noun, line, way, course, opening)
10
tube(noun, line, way, drain)
9
aqueduct(noun, line, way, track)
7
sewer(noun, line, way, drain)
7
main(noun, line, course, route)
6
trough(noun, line, depression, course, drain)
4
tunnel(noun, course, race, beam)
2
vein(noun, vessel, medium, layer)
1
avenue(line, way, opening, trail)
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APASmart Define. (2015). duct thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/duct/thesaurus/synonyms
ChicagoSmart Define. 2015. "duct thesaurus" https://smartdefine.org/duct/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, duct thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/duct/thesaurus/synonyms>.
MLASmart Define. "duct thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/duct/thesaurus/synonyms>