(n.sing.&pl.) An instrument, utensil or machine, which, by alternate expansion and contraction or by rise and fall of the top, draws in air through a valve and expels it through a tube for various purposes, as blowing fires, ventilating mines or filling the pipes of an organ with wind.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). bellows. Retrieved September 22, 2026, from http://smartdefine.org/bellows/definitions/1979402 |
| Chicago | Webster's. 2011. "bellows" http://smartdefine.org/bellows/definitions/1979402 (accessed September 22, 2026). |
| Harvard | Webster's 2011, bellows, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/bellows/definitions/1979402>. |
| MLA | Webster's. "bellows" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/bellows/definitions/1979402> |