operator

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. (mathematics) a symbol or function representing a mathematical operation (Freq. 27)
• Topics:
mathematics, math, maths
• Hypernyms:
function, mathematical function, single-valued function, map, mapping
• Hyponyms:
linear operator, identity, identity element, identity operator
2. an agent that operates some apparatus or machine (Freq. 9)
- the operator of the switchboard
• Syn:
manipulator
• Derivationally related forms:
operate
• Hypernyms:
causal agent, cause, causal agency
• Hyponyms:
company operator, driver, elevator operator, engineer, locomotive engineer,
railroad engineer, engine driver, hoister, jockey, motorman, radio operator,
radio operator, telegrapher, telegraphist, telegraph operator, telephone operator,
telephonist, switchboard operator
3. someone who owns or operates a business (Freq. 1)
- who is the operator of this franchise?
• Derivationally related forms:
operate
• Hypernyms:
businessman, man of affairs
• Hyponyms:
supermarketer, supermarketeer
4. a shrewd or unscrupulous person who knows how to circumvent difficulties (Freq. 1)
• Syn:
hustler, wheeler dealer
• Derivationally related forms:
hustle (for: hustler)
• Usage Domain:
colloquialism
• Hypernyms:
opportunist, self-seeker
• Hyponyms:
wire-puller
5. a speculator who trades aggressively on stock or commodity markets
• Hypernyms:
speculator, plunger

• Từ đồng nghĩa / Synonyms:
  hustler, wheeler dealer, manipulator