activity
/ækˈtɪv.ɪ.ti/ noun
Forms activities
- noun (uncountable) The state or quality of being active; activeness. “Pit row was abuzz with activity.”
- noun (countable) Something done as an action or a movement. “The activity for the morning was a walk to the store.”
- noun (countable) Something done for pleasure or entertainment, especially one involving movement or an excursion. “An increasing number of sports activities are on offer at the university.”
- noun (grammar, semantics) The lexical aspect (aktionsart) of verbs or predicates that change over time and have no natural end point.
- noun (physics) The number of radioactive decays per unit time. Unit for it: becquerel or curie
- noun The property of substances to react with other substances
Synonyms
pursuit undertaking doings endeavor enterprise pursuance venture action activeness bodily process body process bodily function natural process natural action
Antonyms
Etymology
From Middle French activité, from Latin activitas. Equivalent to active + -ity.
Webster’s 1913
- noun 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.
Etymology [Cf. F. activité, LL. activitas.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “activity”, CC BY-SA 4.0. Details