English Lexicon

Effect

/ɪˈfɛkt/
nounCEFR B2 (Upper)Top #500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A change that is a result or consequence of an action or other cause.

    "The new law had a significant effect on the community."
  2. 2

    The ability to bring about a desired result.

    "The medication was effective in reducing symptoms."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The word 'effect' originates from the Latin 'effectus', meaning 'accomplishment' or 'execution', which evolved through Old French before entering Middle English. Its meaning has shifted over time from a focus on the act of bringing something about to the result or outcome of that act.

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