effect - definition in the American English Dictionary - Cambridge Dictionaries Online

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “effect”

See all translations

effect

noun  us   /ɪˈfekt/

effect noun (RESULT)

[C/U] 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.

effect noun (USE)

[U] (esp. of rules or laws) official or legal use: Winter parking rules are in effect (= must be obeyed) . All salary increases will take effect (= begin) in January.

effect

verb [T]  us   /ɪˈfekt/

effect verb [T] (ACHIEVE)

to achieve something and cause it to happen: It will take years to effect meaningful changes in the educational system.
(Definition of effect from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of effect?
Add Cambridge dictionaries to your browser to your website

Definitions of “effect” in other dictionaries

Word of the Day

prime time

in television and radio broadcasting, the time when the largest number of people are watching or listening

Word of the Day

The language of elections

by Liz Walter,
April 22, 2015
On May 7th, citizens of the UK will be going to the polls (having an election) to decide who will form the next government. This kind of election is known as a general election. The country is divided into 650 areas, called constituencies. Each constituency elects a member of parliament (MP) to

Read More 

e-juice noun

April 27, 2015
the liquid content in an e-cigarette, which includes nicotine and may be flavoured in various ways Cannabidiol oil that comes from industrial hemp plants, which is what is infused into our e-juice, is 100 per cent legal.

Read More