2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

Activity \Ac*tiv"i*ty\, noun; pl. {Activities}. [Cf. F. activit['e], LL. activitas.] The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities. "The activity of toil." --Palfrey.

Syn: Liveliness; briskness; quickness.

From WordNet (r) 3.0 (2006) [wn]:



1: any specific behavior; "they avoided all recreational activity" [ant: {inactivity}]

2: the state of being active; "his sphere of activity"; "he is out of action" [syn: {action}, {activity}, {activeness}] [ant: {inaction}, {inactiveness}, {inactivity}]

3: an organic process that takes place in the body; "respiratory activity" [syn: {bodily process}, {body process}, {bodily function}, {activity}]

4: (chemistry) the capacity of a substance to take part in a chemical reaction; "catalytic activity"

5: a process existing in or produced by nature (rather than by the intent of human beings); "the action of natural forces"; "volcanic activity" [syn: {natural process}, {natural action}, {action}, {activity}]

6: the trait of being active; moving or acting rapidly and energetically; "the level of activity declines with age" [syn: {activeness}, {activity}] [ant: {inactiveness}, {inactivity}, {inertia}]

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