Con*duc"tion (?), n. [L. conductio a bringing together: cf. F. conduction.]
The act of leading or guiding.
Sir W. Raleigh.
The act of training up.
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.
© Webster 1913.