19 entries under opening topic. ×
| channel(noun, break, line, water, way) | |
| pipe(noun, drain, means, route) | |
| passage(noun, line, way, course) | |
| drain(noun, fan, channel, off) | |
| flue(noun, beam, fan, vent) | |
| outlet(noun, place, release, escape) | |
| spout(noun, break, drain, channel) | |
| vent(noun, break, beam, passage) | |
| exit(fan, passage, vent, outlet) | |
| aperture(noun, fan, passage, vent) | |
| avenue(line, way, means, trail) | |
| chimney(noun, beam, fan, shaft) | |
| hole(noun, break, beam, channel) | |
| orifice(noun, fan, passage, vent) | |
| escape(passage, vent, outlet) | |
| exhaust | |
| gap | |
| split(fan, vent, outlet) | |
| ventilator(fan, vent, outlet) |
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| APA | Smart Define. (2015). duct thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/duct/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "duct thesaurus" https://smartdefine.org/duct/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, duct thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/duct/thesaurus/synonyms>. |
| MLA | Smart Define. "duct thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/duct/thesaurus/synonyms> |