CONDUCTION
conduction, conductivity
(noun) the transmission of heat or electricity or sound
Source: WordNet® 3.1
Etymology
Noun
conduction (countable and uncountable, plural conductions)
(physics) The conveying of heat or electricity through material.
The act of leading or guiding.
(obsolete) The act of training up.
Source: Wiktionary
Con*duc"tion, n. Etym: [L. conductio a bringing together: cf. F.
conduction.]
1. The act of leading or guiding. Sir W. Raleigh.
2. The act of training up. [Obs.] B. Jonson.
3. (Physics)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition