A gear by means of which the speed of machinery or of a vehicle may be changed while that of the propelling engine or motor remains constant; -- called also change-speed gear.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). change gear. Retrieved September 22, 2026, from http://smartdefine.org/change_gear/definitions/1986218 |
| Chicago | Webster's. 2011. "change gear" http://smartdefine.org/change_gear/definitions/1986218 (accessed September 22, 2026). |
| Harvard | Webster's 2011, change gear, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/change_gear/definitions/1986218>. |
| MLA | Webster's. "change gear" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/change_gear/definitions/1986218> |