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Scientists are studying the chemical’s effect on the environment.
Any change in lifestyle will have an effect on your health.
The NAFTA agreement has had little effect on the lives of most Americans.
East German companies were suffering the adverse effects of German economic union.
Relaxation can reduce the negative effects of stress on the immune system.
The bold colours in this room create a dramatic effect.
That’s exactly the effect I wanted.
Students should learn how they can achieve different stylistic effects in their writing.
the Doppler effect
what economists call ‘the multiplier effect’
The law came into effect on New Year’s Day.
The new Council Tax rates came into effect from 1st April.
I hope the government will put the report’s main recommendations into effect.
Harry murmured something to the effect that they would all meet Margaret soon enough.
Then Sally said, ‘Who is this then?’ or words to that effect.
He has used my advice to good effect.
The concerto’s slow movement was used to memorable effect in the film 2001.
He turned the key in the ignition but to no effect.
This is the British English definition of effect. View American English definition of effect.