"operators" in the noun sense
1. operator
mathematics) a symbol or function representing a mathematical operation
2. operator, manipulator
an agent that operates some apparatus or machine
"the operator of the switchboard"
3. operator
someone who owns or operates a business
"who is the operator of this franchise?"
4. hustler, wheeler dealer, operator
a shrewd or unscrupulous person who knows how to circumvent difficulties
5. operator
a speculator who trades aggressively on stock or commodity markets
Source: WordNet® (An amazing lexical database of English)
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