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op·er·a·tor

operator

 
 
pronunciation:
a p reI tr
features:
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part of speech: noun
definition 1: someone who controls the working of a machine or the activities of a business.
He is a bulldozer operator.The operator of that restaurant started out as a waiter.
synonyms:
administrator, commander, director, manager, master, superintendent, supervisor
similar words:
boss, captain, chief, executive, foreman, head, leader
definition 2: someone who connects telephones through a central system and gives information and other help to people using telephones.
I called the operator to see if I could get Aunt Lucy's telephone number.
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  communication, first aid