|1.||[ noun ] (mathematics) a symbol that represents a function from functions to functions|
"the integral operator"
|Related terms:||function linear_operator identity mathematics|
|2.||[ noun ] an agent that operates some apparatus or machine|
"the operator of the switchboard"
|Related terms:||causal_agent driver telegrapher telephone_operator company_operator hoister engineer motorman switchman jockey elevator_operator radio_operator operate|
|3.||[ noun ] (informal) a shrewd or unscrupulous person who knows how to circumvent difficulties|
|Related terms:||opportunist wire-puller colloquialism|
|4.||[ noun ] (work,business) someone who owns or operates a business|
"who is the operator of this franchise?"
|Related terms:||businessman supermarketer operate|
|5.||[ noun ] a speculator who trades aggressively on stock or commodity markets|