Meaning of CONDUCTOR in English

CONDUCTOR

n.1 a person who directs the performance of an orchestra or choir etc.

2 (fem. conductress) a a person who collects fares in a bus etc. b US an official in charge of a train.

3 Physics a a thing that conducts or transmits heat or electricity, esp. regarded in terms of its capacity to do this (a poor conductor). b lightning-conductor.

4 a guide or leader.

5 a manager or director.

Phrases and idioms:

conductor rail a rail transmitting current to an electric train etc.

Derivatives:

conductorship n.

Etymology: ME f. F conducteur f. L conductor (as conduct)

Oxford English vocab.      Оксфордский английский словарь.