Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “activity”

See all translations

activity

noun uk   /ækˈtɪv.ɪ.ti/ us    /-ə.t̬i/

activity noun (MOVEMENT)

B2 [U] the situation in which a lot of things are happening or people are moving around: There was a lot of activity in preparation for the Queen's visit. Economists are concerned by the low level of economic activity. There was a sudden flurry of activity when the director walked in.
More examples

activity noun (WORK)

B2 [C or U] the work of a group or organization to achieve an aim: He was found guilty of terrorist activity. criminal activities
More examples

activity noun (ENJOYMENT)

A2 [C usually plural] something that is done for enjoyment, especially an organized event: His spare-time activities include cooking, tennis, and windsurfing. We offer our guests a wide range of outdoor/sporting activities.
More examples
(Definition of activity from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of activity?
Add Cambridge dictionaries to your browser to your website

Definitions of “activity” in other dictionaries

Word of the Day

luck

the force that causes things, especially good things, to happen to you by chance and not as a result of your own efforts or abilities

Word of the Day

A certain je ne sais quoi: French words and phrases used in English

by Liz Walter,
January 21, 2015
It is an odd irony that the more sophisticated your use of English is, the more likely you are to use French words and phrases. Or, to be more accurate, ones you know to be French – words such as ballet, au pair, abattoir, fiancé, café, and restaurant are so entrenched in

Read More 

flower beard noun

January 19, 2015
a beard adorned with flowers And some of said beard-rockers are even turning it up a notch, painting trend on top of trend with what’s come to be known as ‘the flower beard.’

Read More