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'effect' in a sentence

Learn how to use 'effect' with 20 example sentences.


effect noun

: a phenomenon that follows and is caused by some previous phenomenon

: an outward appearance

: an impression (especially one that is artificial or contrived)

: the central meaning or theme of a speech or literary work

: (of a law) having legal validity

: a symptom caused by an illness or a drug

effect verb

: produce

: act so as to bring into existence


  • The vaccine has no effect.
  • Some scientists believe that the greenhouse effect is imaginary.
  • The medicine had an immediate effect.
  • This medicine has no harmful side-effects.
  • This regulation will take effect next year.
  • The storm had a serious effect on the economy.
  • The climate has a big effect on our health.
  • What effect will that have?
  • Sometimes, a small change can have a big effect.
  • What are the side effects of this medicine?
  • That law took effect today.
  • It had a profound effect on me.
  • It has had no effect on him.
  • The effect was quite different from what was intended.
  • Coffee may have a bad effect on the stomach.
  • His remarks had the opposite effect.
  • The effects of the drug are intense but brief.
  • The special effects are excellent.
  • I hope to effect positive change in the world.
  • This has visual impairment as a side effect.
  • Words related to 'effect'


    Words near 'effect' in the dictionary