A winding in a synchronous motor, (in the form of a squirrel cage), that damps any oscillation caused by changes in loading

plural of damper winding

(aviation) A component of the flight control system of most swept-wing aircraft which suppresses the aircraft's natural Dutch roll tendency using carefully-timed automatic rudder inputs.

plural of yaw damper

Third-person singular simple present indicative form of put a damper on

present participle of put a damper on