78 entries under noun topic. ×
| channel(break, line, water, way) | |
| pipe(opening, drain, means, route) | |
| conduit(line, way, course, drain) | |
| canal(line, way, means, track) | |
| passage(line, way, course, opening) | |
| tube(line, way, drain, means) | |
| aqueduct(line, way, means, track) | |
| ditch | |
| sewer(line, way, drain, means) | |
| course(line, path, channel, conduit) | |
| gutter(ditch, conduit, passageway for liquid) | |
| line(way, trail, route, path) | |
| main(line, course, means, route) | |
| pipeline(course, channel, passage, cylinder) | |
| trough(line, depression, course, drain) | |
| culvert(ditch, conduit) | |
| drain(opening, fan, channel, off) | |
| flue(opening, beam, fan, vent) | |
| outlet(place, release, escape, opening) | |
| shaft(something, vent, tunnel, chimney) |
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| APA | Smart Define. (2015). duct thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/duct/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "duct thesaurus" https://smartdefine.org/duct/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, duct thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/duct/thesaurus/synonyms>. |
| MLA | Smart Define. "duct thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/duct/thesaurus/synonyms> |