<programming> A symbol used as a function, with infix syntax if it has two arguments (e.g. "+") or prefix syntax if it has only one (e.g. Boolean NOT). Many languages use operators for built-in functions such as arithmetic and logic.
Last updated: 1995-04-30
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Nearby terms: operational testing « operation code « operations support technician « operator » Operator Control Language » operator overloading » OPF