Possible Definitions:
1. Equalizer (n.) One who, or that which, equalizes anything.
2. Equalizer (n.) = Equalizing bar.
3. Equalizer (n.) A device, as a bar, for operating two brakes, esp. a pair of hub brakes for an automobile, with equal force.
4. Equalizer (n.) Any device for equalizing the pull of electromagnets; also, a conductor of low resistance joining the armature ends of the series field coils of dynamos connected in parallel.
5. Equalizer (n.) A sliding panel to preserve the lateral stability of an aeroplane.
