n. | 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. | |
4. | (Math.) The symbol that expresses the operation to be performed; - called also | |
5. | A person who operates a telephone switchboard. | |
6. | A person who schemes and maneuvers adroitly or deviously to achieve his/her purposes. |
Noun | 1. | operator - (mathematics) a symbol that represents a function from functions to functions; "the integral operator" |
2. | ![]() Synonyms: manipulator | |
3. | operator - someone who owns or operates a business; "who is the operator of this franchise?" | |
4. | operator - a shrewd or unscrupulous person who knows how to circumvent difficulties Synonyms: wheeler dealer, hustler | |
5. | operator - a speculator who trades aggressively on stock or commodity markets |
(programming) | operator - 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. |