Operators definitions

Operators

1) Bell workers 2) Collect-call connectors 3) Ones standing by 4) Shrewdies 5) Some are smooth 6) Some who stand by 7) Switchboard staffers 8) Switchboard workers 9) Wheeler dealers
Found on https://www.crosswordclues.com/clue/operators

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Operators

1) Users
Found on https://www.crosswordclues.com/clue/operators

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Operators

A built-in function such as *, +, -, /, for, while, if, =
Found on https://www.encyclo.co.uk/local/22372

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