operator
n. countablen. a person who controls a machine or a piece of equipment. It can also mean a company that runs a specific service, like a phone network or a bus line.
n. a person who operates a machine, vehicle, or system; alternatively, a commercial entity that provides a specific service. In informal contexts, it can refer to a person who manipulates situations or people to their own advantage.
The crane operator moved the heavy steel beams carefully.
You should contact your network operator if you are having trouble making international calls from your mobile phone.
Despite the complexity of the new automated system, the lead operator managed to recalibrate the sensors before the production line stalled.
Borrowed from Latin operātor, from operor (“work, labour”). Equivalent to operate + -or.
Commonly used in compound nouns such as 'machine operator', 'tour operator', or 'switchboard operator'.