English dictionary

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English noun: operator

1. operator (mathematics) a symbol or function representing a mathematical operation

Broader (hypernym)function, map, mapping, mathematical function, single-valued function

Narrower (hyponym)identity, identity element, identity operator, linear operator

Domain categorymath, mathematics, maths

2. operator (person) an agent that operates some apparatus or machine

SamplesThe operator of the switchboard.


Broader (hypernym)causal agency, causal agent, cause

Narrower (hyponym)company operator, driver, elevator operator, engine driver, engineer, hoister, jockey, locomotive engineer, motorman, radio operator, railroad engineer, switchboard operator, switchman, telegraph operator, telegrapher, telegraphist, telephone operator, telephonist

3. operator (person) someone who owns or operates a business

SamplesWho is the operator of this franchise?.

Broader (hypernym)businessman, man of affairs

Narrower (hyponym)supermarketeer, supermarketer

4. operator (person) a shrewd or unscrupulous person who knows how to circumvent difficulties

Synonymshustler, wheeler dealer

Broader (hypernym)opportunist, self-seeker

Narrower (hyponym)wire-puller

Domain usagecolloquialism

5. operator (person) a speculator who trades aggressively on stock or commodity markets

Broader (hypernym)plunger, speculator

Based on WordNet 3.0 copyright © Princeton University.
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