Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

effect

 
/ɪˈfekt/ n [C/U] (RESULT)

Definition

the result of a particular influence; something that happens because of something else: [C] The medicine had the effect of making me sleepy. [C] Cold water slows hurricane growth, but warm water has the opposite effect. [U] The new management actually has not had much effect on us.
(Definition of effect n (RESULT) from the Cambridge Academic Content Dictionary © Cambridge University Press)

“effect” in other dictionaries

Word of the Day

a cloud on the horizon

something which threatens to cause problems or unhappiness in the future

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More