conductor
con-duc-tor
noun
A person who directs an orchestra, choir, or other musical ensemble.
"The conductor raised his baton for the symphony."
noun
A person who collects fares and assists passengers on public transport.
"The train conductor checked our tickets."
noun
A material or device that allows electricity or heat to pass through it.
"Copper is an excellent electrical conductor."
Thesaurus
Synonyms: music director, director
Antonyms: dielectric, insulator, nonconductor