Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

act

verb [I] (HAVE AN EFFECT)
 
uk
/ækt/
How to pronounce act verb (HAVE AN EFFECT) in British English
 
us
How to pronounce act verb (HAVE AN EFFECT) in American English
View dictionary definition of act »
(Pronunciation of act verb (HAVE AN EFFECT) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Definitions of “act” in other dictionaries

Word of the Day

gastronomy

the art and knowledge involved in preparing and eating good food

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