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Meaning of “conductor” in the English Dictionary

"conductor" in British English

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conductornoun [C]

uk   /kənˈdʌk.tər/  us   /kənˈdʌk.tɚ/
  • conductor noun [C] (PUBLIC TRANSPORT)

US (UK guard) a railway official who travels on and is responsible for a train
UK someone whose job is to sell tickets on a bus, train, or other public vehicle
  • conductor noun [C] (SUBSTANCE)

a substance that allows heat or electricity to go through it: Metal is a good conductor of heat.
(Definition of conductor from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"conductor" in American English

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conductornoun [C]

 us   /kənˈdʌk·tər/
a person who is in charge on a train or other public vehicle and also sells or checks tickets
  • conductor noun [C] (MUSIC)

a person who directs the performance of musicians or a piece of music, esp. by an orchestra: He’s the conductor of the Toronto Symphony.
  • conductor noun [C] (ALLOWING THROUGH)

physics, chemistry a substance that conducts electricity or heat
(Definition of conductor from the Cambridge Academic Content Dictionary © Cambridge University Press)
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“conductor” in American English

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