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Definition of operator

operator

/ˈɑːpəreɪtər/
op · er · a · tor

Adverb:operationally
•
Plural:operators
•
Adjective:operational
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operator Lexical Profile

operator Game Scores & Validity

• noun

1

A person who operates equipment, machinery, or a vehicle, especially as a profession, or who manages connections at a telephone switchboard.

Example

"The crane operator carefully lowered the steel beam onto the top floor of the building."


2

A person or company that owns, runs, or manages a commercial enterprise, service, or facility.

Example

"The tour operator organized all of our hotel bookings and guided excursions in Peru."


3

A symbol, character, or function denoting a specific mathematical, logical, or computing operation to be performed.

Example

"In most programming languages, the plus sign serves as the standard addition operator."


4

A person who acts in a shrewd, manipulative, or artful way to achieve personal goals (used informally).

Example

"He had a reputation as a smooth operator who could talk his way out of almost any financial bind."

Synonyms
View all synonyms for operator

• Rhymes for operator

Word Origin & Etymology

Borrowed in the late 16th century from Late Latin operator ('a worker' or 'creator'), an agent noun from the verb operari ('to work, labor, or have effect'), which derives from Latin opus ('work').

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Operator. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/operator
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