operator

views updated May 21 2018

op·er·a·tor / ˈäpəˌrātər/ • n. 1. a person who operates equipment or a machine: a radio operator. ∎  (usu. the operator) a person who works for a telephone company assisting users, or who works at a telephone switchboard.2. a person or company that engages in or runs a business or enterprise: a tour operator.3. inf. a person who acts in a specified, esp. a manipulative, way: her reputation as a cool, clever operator.4. Math. a symbol or function denoting an operation (e.g., ×, +).

operator

views updated Jun 27 2018

operator
1. A person responsible for the immediate supervision of the hardware of a computer system.

2. A function that can be applied to one or more operands so as to yield a result. It is (usually) a symbol representing an operation to be carried out, as opposed to a variable, which represents a data value. See also arithmetic operator, logic operation, relational operator, precedence.

operator

views updated Jun 08 2018

operator A region of DNA at one end of an operon that acts as the binding site for a specific repressor protein, and so controls the functioning of adjacent cistrons.

operator

views updated Jun 11 2018

operator The region of DNA at one end of an operon that acts as the binding site for a specific repressor protein, and so controls the functioning of adjacent cistrons.