26 entries under tube topic. ×

14
channel(noun, line, water, plain, depression)
10
canal(noun, depression, course, drain, means)
8
chute(noun, shaft, slope, tray)
6
conduit(noun, line, course, drain, means)
5
gully(noun, depression, ditch, channel, pit)
4
aqueduct(noun, course, means, race, flow)
4
duct(noun, line, depression, course, drain)
3
sewer(noun, course, drain, means, flow)
3
sluice(noun, drain, race, ditch, stream)
3
drain(noun, race, ditch, channel, pit)
3
passage(noun, course, means, race, flow)
3
shaft(noun, mine, pit, quarry)
3
spout(noun, drain, flow, channel, passage)
2
pipe(noun, course, drain, means, route)
2
hose(noun, cylinder, conduit)
2
line(noun, channel, cylinder, groove)
2
main(noun, line, drain, means, ditch)
1
raceway(noun, course, means, race, route)
1
slide(noun, drop, decline, low, failure)
0
cable(line, flow, channel, passage)
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APASmart Define. (2015). trough thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/trough/thesaurus/synonyms
ChicagoSmart Define. 2015. "trough thesaurus" https://smartdefine.org/trough/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, trough thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/trough/thesaurus/synonyms>.
MLASmart Define. "trough thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/trough/thesaurus/synonyms>