Dictionary

conductor

noun con·duc·tor \kən-ˈdək-tər\

: 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

Full Definition of CONDUCTOR

:  one that conducts: as
a :  guide
b :  a collector of fares in a public conveyance
c :  the leader of a musical ensemble
d (1) :  a material or object that permits an electric current to flow easily — compare insulator, semiconductor
(2) :  a material capable of transmitting another form of energy (as heat or sound)
con·duc·to·ri·al \ˌkän-ˌdək-ˈtr-ē-əl, kən-\ adjective
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Examples of CONDUCTOR

  1. Metal is a good conductor of electricity.

First Known Use of CONDUCTOR

15th century
CONDUCTOR Defined for Kids

conductor

noun con·duc·tor \kən-ˈdək-tər\

Definition of CONDUCTOR for Kids

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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