Electrical brush

a form of the electric discharge characterized by a brushlike appearance of luminous rays diverging from an electrified body.
See under Brush.

See also: Brush, Electric

References in periodicals archive ?
Here the veteran recalled that a doctor came in to see him, whom the veteran trusted, and the doctor applied the faradic electrical brush to the veteran's throat, and shortly afterwards speech returned.
DHi will design, analyze, and develop prototype brush block assemblies featuring HiPerCon[R] brand Metal Fiber Brushes' (MFBs) electrical brush technology.
It is clear that the ability of HiPerCon brand brushes to overcome the limitations of carbon brushes and carbon-metallic brushes is a game-changer for those who require long electrical brush life, high reliability and minimal conductive wear debris.