| pipette(noun, receptacle, hose) | |
| put through channels(expression, idiom) | |
| resistance(noun, electricity) | |
| roller | |
| siphon(noun, conduit, pipe) | |
| subway system | |
| tap | |
| thermionic vacuum tube(noun, expression, idiom) | |
| trough(noun, course, drain, means, ditch) | |
| tube-shaped structure | |
| tubule | |
| water pipe(expression, idiom, opening, conduit) | |
| adjutage(opening, conduit) | |
| arroyo | |
| blowpipe(noun, airpipe) | |
| chamber | |
| culvert | |
| diode(noun, electricity) | |
| ditch | |
| elevated railway(noun, expression, line, track, railway) |
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| APA | Smart Define. (2015). tube thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/tube/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "tube thesaurus" https://smartdefine.org/tube/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, tube thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/tube/thesaurus/synonyms>. |
| MLA | Smart Define. "tube thesaurus" 5 June 2015. Web. 28 September 2026. <https://smartdefine.org/tube/thesaurus/synonyms> |