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(1)   A shrewd or unscrupulous person who knows how to circumvent difficulties
(2)   An agent that operates some apparatus or machine
"The operator of the switchboard"
(3)   Someone who owns or operates a business
"Who is the operator of this franchise?"
(4)   A speculator who trades aggressively on stock or commodity markets
(5)   (mathematics) a symbol that represents a function from functions to functions
"The integral operator"


  1. One who operates.
  2. A telecommunications facilitator whose job is to establish temporary network connections.
  3. A function or other mapping that carries variables defined on a domain into another variable or set of variables in a defined range.
  4. Another name for Chinese whispers.
  5. A person who is adept at making deals or getting results, especially one who uses questionable methods.
  6. A member of a military Special Operations unit.
  7. The administrator of a channel or network on IRC.

Related terms


  1. surgeon (doctor who performs surgery)