Definition of effect verb from the Oxford Advanced Learner's Dictionary

 

effect

 verb
verb
BrE BrE//ɪˈfekt//
 
; NAmE NAmE//ɪˈfekt//
 
Verb Forms present simple I / you / we / they effect
BrE BrE//ɪˈfekt//
 
; NAmE NAmE//ɪˈfekt//
 
he / she / it effects
BrE BrE//ɪˈfekts//
 
; NAmE NAmE//ɪˈfekts//
 
past simple effected
BrE BrE//ɪˈfektɪd//
 
; NAmE NAmE//ɪˈfektɪd//
 
past participle effected
BrE BrE//ɪˈfektɪd//
 
; NAmE NAmE//ɪˈfektɪd//
 
-ing form effecting
BrE BrE//ɪˈfektɪŋ//
 
; NAmE NAmE//ɪˈfektɪŋ//
 
 
jump to other results
effect something (formal) to make something happen to effect a cure/change/recovery The negotiators hoped to effect a smooth transition to an interim administration. These drugs can sometimes effect miraculous cures. Which Word?affect / effect affect verb = ‘to have an influence on somebody/​something’:Does television affect children’s behaviour? It is not a noun. effect noun = ‘result, influence’:Does television have an effect on children’s behaviour? effect verb is quite rare and formal and means ‘to achieve or produce’:They hope to effect a reconciliation. Word Origin late Middle English: from Old French, or from Latin effectus, from efficere ‘accomplish’, from ex- ‘out, thoroughly’ + facere ‘do, make’. Sense (3), ‘personal belongings’, arose from the obsolete sense ‘something acquired on completion of an action’.
See the Oxford Advanced American Dictionary entry: effect