conductor

noun con·duc·tor \ kən-ˈdək-tər \
Updated on: 8 Nov 2017

Definition of conductor

: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

play \ˌkän-ˌdək-ˈtȯr-ē-əl, kən-\ adjective

Examples of conductor in a Sentence

  1. Metal is a good conductor of electricity.

Recent Examples of conductor from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'conductor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of conductor



CONDUCTOR Defined for English Language Learners

conductor

noun

Definition of conductor for English Language Learners

  • : a person who stands in front of people while they sing or play musical instruments and directs their performance

  • : a person who collects money or tickets from passengers on a train or bus

  • : a material or object that allows electricity or heat to move through it


CONDUCTOR Defined for Kids

conductor

noun con·duc·tor \ kən-ˈdək-tər \

Definition of conductor for Students

1 :a person in charge of a public means of transportation (as a train)
2 :a person or thing that directs or leads
  • She is the conductor of our school orchestra.
3 :a substance or body capable of transmitting light, electricity, heat, or sound
  • Copper is a good conductor of electricity.

Medical Dictionary

conductor

noun con·duc·tor \ kən-ˈdək-tər \

medical Definition of conductor

1 a :a material or object that permits an electric current to flow easily
b :a material capable of transmitting another form of energy (as heat or sound)
2 :a bodily part (as a nerve fiber) that transmits excitation


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