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effect [ e·ffect ]

[
US
ɪˈfekt ]
[
UK
ɪˈfekt ]
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icon Duno DictionaryChange cause and effect
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TOEIC 500

Noun

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

politicians have some effect on the lives of ordinary people

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2. The state of being or becoming operative.

The revisions take effect from this week, says a bank press release.

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3. The extent to which something succeeds or is operative.

He is trotted out to play a hulking but child-like soldier to no great effect.

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4. A physical phenomenon, typically named after its discoverer.

the Renner effect

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5. An impression produced in the mind of a person.

Plastic objects fail to give a soothing effect on the mind, according to him.

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6. (effects) The lighting, sound, or scenery used in a play, film, or broadcast.

The effects of these films leave us in states of astonishment.

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7. (effects) Personal belongings.

Few personal effects are visible - it looks as if he has just moved in.

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Verb

1. Cause (something) to happen; bring about.

The protracted rebel war in the north of Uganda has effected many changes.

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Usage

1. For an explanation of the difference between effect and affect, see affect

Origin

1. Late Middle English from Old French, or from Latin effectus, from efficere ‘accomplish’, from ex- ‘out, thoroughly’ + facere ‘do, make’. effect (sense 3 of the noun), ‘personal belongings’, arose from the obsolete sense ‘something acquired on completion of an action’.

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