English Lexicon

Ineffective

/ˌɪn.ɪˈfek.tɪv/
adjectiveCEFR B2 (Upper)Top #2800 frequency
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Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

    Not producing the desired effect or result.

    "The new policy was deemed ineffective in reducing traffic congestion."
  2. 2

    Lacking the ability to achieve a desired outcome.

    "His attempts to motivate the team were ultimately ineffective."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the Late Middle English word ineffective, combining the prefix in- (meaning 'not') with effective, originating from Latin effectivus, from efficere ('to accomplish'). The term has historically maintained its core meaning of failing to produce the desired outcome or result.

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