Also found in: Thesaurus, Medical, 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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


relating to a conductor
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
In control at all times, he led the performance with his customary firmness, pressing the singers to avoid dragging, although this level of conductorial intervention produced some tension between the pit and the stage, resulting occasionally in a somewhat breathless quality to the music.
Thwarted by the manipulative Arthur Judson, Klemperer was constantly kept from getting the best conductorial posts (New York Philharmonic, Philadelphia Orchestra, Pittsburgh Symphony, guesting at the Metropolitan Opera) or even leading in the New World the important works he had led in Europe (Gustav Mahler's, whose assistant he had been, for instance).
In an interview with Paul Myers of the then Columbia Records, George Szell remembered Strauss's conductorial performances as "very often perfunctory.