Hypertext Webster Gateway: "operator"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Operator \Op"er*a`tor\, n. [L.]
1. One who, or that which, operates or produces an effect.
2. (Surg.) One who performs some act upon the human body by
means of the hand, or with instruments.
3. A dealer in stocks or any commodity for speculative
purposes; a speculator. [Brokers' Cant]
4. (Math.) The symbol that expresses the operation to be
performed; -- called also {facient}.
From WordNet (r) 1.7 (wn)
operator
n 1: (mathematics) a symbol that represents a function from
functions to functions; "the integral operator"
2: an agent that operates some apparatus or machine; "the
operator of the switchboard" [syn: {manipulator}]
3: someone who owns or operates a business; "who is the
operator of this franchise?"
4: (informal) a shrewd or unscrupulous person who knows how to
circumvent difficulties [syn: {hustler}, {wheeler dealer}]
5: a speculator who trades aggressively on stock or commodity
markets
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