Meaning of operator

Definition of operator

(noun) (mathematics) a symbol or function representing a mathematical operation
an agent that operates some apparatus or machine; "the operator of the switchboard"
someone who owns or operates a business; "who is the operator of this franchise?"
a shrewd or unscrupulous person who knows how to circumvent difficulties
a speculator who trades aggressively on stock or commodity markets

Other information on operator

WIKIPEDIA results for operator
Amazon results for operator