- (n.) A contrivance in some of the ealier steam engines for moving the valves for the alternate admission and shutting off of the steam.
- (n.) An iron instrument having a jaw to fit a nut or the head of a bolt, and used as a lever to turn it with; a wrench; specifically, a wrench for unscrewing or tightening the couplings of hose.
- (n.) One who or that which, spans.
- (n.) The lock of a fusee or carbine; also, the fusee or carbine itself.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). spanner. Retrieved September 22, 2026, from http://smartdefine.org/spanner/definitions/2064412 |
| Chicago | Webster's. 2011. "spanner" http://smartdefine.org/spanner/definitions/2064412 (accessed September 22, 2026). |
| Harvard | Webster's 2011, spanner, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/spanner/definitions/2064412>. |
| MLA | Webster's. "spanner" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/spanner/definitions/2064412> |