How do you spell Operator 

Available Definitions:
1)  n. - One who, or that which, operates or produces an effect.
2)  n. - One who performs some act upon the human body by means of the hand, or with instruments.
3)  n. - A dealer in stocks or any commodity for speculative purposes; a speculator.
4)  n. - The symbol that expresses the operation to be performed; -- called also facient.





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