Also found in: Thesaurus, Medical, Legal, Encyclopedia.


1. One who conducts, especially:
a. One who is in charge of a railroad train, bus, or streetcar.
b. Music One who directs an orchestra or other such group.
2. Physics A substance or medium that conducts heat, light, sound, or especially an electric charge.
3. A lightning rod, as on a house or barn.

con′duc·to′ri·al (kŏn′dŭk-tôr′ē-əl) adj.
con·duc′tor·ship′ n.


relating to a conductor
References in periodicals archive ?
And what of Dante, literature's greatest master of metaphor, who Mandelstam spoke of in awe as he described "the innumerable conductorial flights of his baton"?
Despite conductorial vagaries resulting in occasionally tentative ensemble, notably in the Cum Mortuis section of the Catacombs picture, it was an effective performance.
In addressing his conductorial task, Richard Bradshaw marshalled his instrumental forces with tremendous energy, making the opera's final performance (April 15, the one I attended) a night to remember.