effect
1. [ noun ] a phenomenon that follows and is caused by some previous phenomenon
Synonyms: result consequence outcome upshot issue event
Examples:

"the magnetic effect was greater when the rod was lengthwise" "his decision had depressing consequences for business" "he acted very wise after the event"

Related terms: phenomenon product change response impact aftermath by-product influence offspring dent aftereffect spillover side_effect coriolis_effect knock-on_effect harvest coattails_effect butterfly_effect domino_effect placebo_effect bandwagon_effect position_effect outgrowth repercussion brisance eventuate
2. [ noun ] an outward appearance
Synonyms: impression
Examples:

"he made a good impression" "I wanted to create an impression of success" "she retained that bold effect in her reproductions of the original painting"

Related terms: appearance figure mark tout_ensemble
3. [ verb ] cause to happen or occur
Synonyms: bring_about set_up effectuate
Examples:

"The scientists set up a shockwave"

Related terms: cause carry_through serve induce precipitate draw implementation effecter anticipate happen
4. [ noun ] an impression (especially one that is artificial or contrived)
Examples:

"he just did it for effect"

Related terms: impression special_effect sound_effect
5. [ noun ] (medicine) a symptom caused by an illness or a drug
Examples:

"the effects of sleep loss" "the effect of the anesthetic"

Related terms: symptom bummer side_effect aftereffect
6. [ noun ] (of a law) having legal validity
Synonyms: force
Examples:

"the law is still in effect"

Related terms: validity law
7. [ noun ] the central meaning or theme of a speech or literary work
Synonyms: burden core gist essence
Related terms: meaning
8. [ verb ] act so as to bring about
Synonyms: carry_out
Examples:

"effect a change"

Related terms: act carry bring_to_bear practice backdate consequence
Similar spelling:   effects
  effector
  effecter
  effected
  effectual
  effective