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conductor

noun

con·​duc·​tor kən-ˈdək-tər How to pronounce conductor (audio)
: one that conducts: such as
a
: guide
b
: a collector of fares in a public conveyance
a railroad conductor
c
: the leader of a musical ensemble
an orchestra conductor
d(1)
: a material or object that permits an electric current to flow easily
Copper wire is a good conductor.
compare insulator, semiconductor
(2)
: a material capable of transmitting another form of energy (such as heat or sound)
Aluminum is a conductor of heat.
conductorial adjective

Example Sentences

Metal is a good conductor of electricity.
Recent Examples on the Web The Focus Features film, releasing Oct. 7, stars Blanchett as the fictional Lydia Tár, a globally renowned, gay and sometimes tyrannical conductor of a German orchestra, who finds herself in the crosshairs of a perilous #MeToo scandal. Jazz Tangcay, Variety, 2 Sep. 2022 When trains were shorter, a conductor could walk to the crossing to separate both sides and let cars and pedestrians pass. Alixel Cabrera, The Salt Lake Tribune, 29 Aug. 2022 Tchaikovsky’s music can reveal a great deal about an orchestra and a conductor. Lukas Schulze, San Diego Union-Tribune, 29 Aug. 2022 Cate Blanchett becomes a frenzied conductor in the teaser trailer for Todd Field’s Tár, the director’s first film in 16 years, which is set to premiere at the Venice Film Festival. Etan Vlessing, The Hollywood Reporter, 25 Aug. 2022 The remainder are members of European orchestras—part of a diaspora of Ukrainian performers in recent years, according to Ms. Wilson, a frequent guest conductor on European podiums. Barbara Jepson, WSJ, 19 Aug. 2022 The speakers are shipped with a conductor between the two sets of binding posts. Mark Sparrow, Forbes, 14 Aug. 2022 That makes the wires vulnerable to arcing — when an electrical charge jumps between a gap in a conductor or between two conductors. Alexander Thompson, BostonGlobe.com, 10 Aug. 2022 An arc flash is a sudden burst of light and heat that happens when a powerful electrical current travels through a conductor, misses its intended destination and ends up on the ground. Khristopher J. Brooks, CBS News, 9 Aug. 2022 See More

Word History

Etymology

borrowed from Middle French & Medieval Latin; Middle French conducteur "director, guide," borrowed from Medieval Latin conductor "employer, lessee, escort, guide," going back to Latin, "employer, contractor, lessee," from condūcere "to bring together, join, hire, accept a contract for" (Medieval Latin also "to lead, escort, provide a channel for [water]") + -tor, agent suffix — more at conduce

Note: Parallel to the Latinate form was Middle French conduiteur, Old French conduitour (from conduire "to guide, escort," going back to Latin condūcere), which was loaned into Middle English as conduytour. Compare conduit.

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of conductor was in the 15th century

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