Prime conductor

(Elec.) the largest conductor of an electrical machine, serving to collect, accumulate, or retain the electricity.
(Elec.) See under Conductor.

See also: Conductor, Prime

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
For cats who don't know about these things, Draylon was a 70s material known for being a prime conductor of static electricity.