Conduction

Part of speech: noun (n.)

1. The act of leading or guiding. Sir W. Raleigh.

2. The act of training up. [Obs.] B. Jonson.

3. Transmission through, or by means of, a conductor; also, conductivity. [The] communication [of heat] from one body to another when they are in contact, or through a homogenous body from particle to particle, constitutes conduction. Amer. Cyc.