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ration, or the like, or which transmits them with difficulty; an insulator; as, wool is a nonconductor of heat; glass and dry wood are nonconductors of electricity.

lectric force by a process different from conduction, as in the phenomena of induction; a nonconductor. separating a body electrified by induction, from the electrifying body.

A nonconductor of electricity, as amber, glass, resin, etc., employed to excite or accumulate electricity.

prevent the transfer o Insulating stool (Elec.), a stool with legs of glass or some other nonconductor of electricity, used for insulating a person or any object placed upon it.

Separated from other bodies by means of nonconductors of heat or electricity.

The act of separating a body from others by nonconductors, so as to prevent the transfer of electricity or of heat; also, the state of a body so separated.

The substance or body that insulates; a nonconductor.

perator or instrument. It consists of a short circuit to the ground interrupted by a thin nonconductor over which lightning jumps. Called also lightning discharger. -- Lightning bug (Zoöl.), a luminous beetle. See Firefly. -- Lightning conductor, a lightning rod. -- Lightning glance, a quick, penetrating glance of a…

f a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and are soluble in ether, alcohol, and essential oils, but not in water; specif., pine resin (see Rosin).