activity

noun ac·tiv·i·ty \ak-ˈti-və-tē\

: the state of being active : behavior or actions of a particular kind

: something that is done as work or for a particular purpose

: something that is done for pleasure and that usually involves a group of people

plural ac·tiv·i·ties

Full Definition of ACTIVITY

: the quality or state of being active

: vigorous or energetic action : liveliness

: natural or normal function: as

a : a process (as digestion) that an organism carries on or participates in by virtue of being alive

b : a similar process actually or potentially involving mental function; specifically : an educational procedure designed to stimulate learning by firsthand experience

: an active force

a : a pursuit in which a person is active

b : a form of organized, supervised, often extracurricular recreation

: an organizational unit for performing a specific function; also : its function or duties

See activity defined for English-language learners

See activity defined for kids

First Known Use of ACTIVITY

1530

Related to ACTIVITY

Synonyms: exercise, conditioning, exertion

Rhymes with ACTIVITY

acclivity, captivity, festivity, motivity, nativity, passivity, proclivity

ACTIVITIES Defined for Kids

activity

noun ac·tiv·i·ty \ak-ˈti-və-tē\

plural ac·tiv·i·ties

Definition of ACTIVITY for Kids

: energetic action <There is always activity around the holidays.>

: something done especially for relaxation or fun <Summer camp provides a variety of activities for kids.>

Medical Dictionary

activity

noun ac·tiv·i·ty \ak-ˈtiv-ət-ē\

plural ac·tiv·i·ties

Medical Definition of ACTIVITY

: natural or normal function: as a : a process (as digestion) that an organism carries on or participates in by virtue of being alive b : a similar process actually or potentially involving mental function; specifically : an educational procedure designed to stimulate learning by firsthand experience

: the characteristic of acting chemically or of promoting a chemical reaction <the activity of a catalyst>