- operator - (mathematics) a symbol that represents a function from functions to functions; "the integral operator"
--1 is a kind of function, mathematical function
--1 has particulars: linear operator; identity, identity element, identity operator- operator, manipulator - an agent that operates some apparatus or machine; "the operator of the switchboard"
--2 is a kind of causal agent, cause, causal agency
--2 has particulars:Derived form: verb operate3 - operator - someone who owns or operates a business; "who is the operator of this franchise?"
--3 is a kind of businessman, man of affairs
--3 has particulars: supermarketer, supermarketeerDerived form: verb operate1 - hustler, wheeler dealer, operator - a shrewd or unscrupulous person who knows how to circumvent difficulties
--4 is a kind of opportunist, self-seeker
--4 has particulars: wire-puller- operator - a speculator who trades aggressively on stock or commodity markets
--5 is a kind of speculator, plunger
- operator, manipulator - an agent that operates some apparatus or machine; "the operator of the switchboard"