activity

Meanings

1. 1
   noun

   any specific behavior

   they avoided all recreational activity

2. 2
   noun

   an organic process that takes place in the body

   respiratory activity

3. 3
   noun

   the state of being active

   Your sphere of activity is pretty large.

4. 4
   noun

   (chemistry) the capacity of a substance to take part in a chemical reaction

   catalytic activity

5. 5
   noun

   The state or quality of being active; activeness.

   Pit row was abuzz with activity.

6. 6
   noun

   Something done as an action or a movement.

   The activity for the morning was a walk to the store.

7. 7
   noun

   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.

8. 8
   noun

   The lexical aspect (aktionsart) of verbs or predicates that change over time and have no natural end point.

   […]distinctions among states of affairs are reflected to a striking degree in distinctions among Aktionsart types. That is, situations are expressed by state verbs or predicates, events by achievement verbs or predicates, and actions by activity verbs or predicates.

Etymology

Etymology tree Proto-Indo-European *h₂eǵ- Proto-Indo-European *-eti Proto-Indo-European *h₂éǵeti Proto-Italic *agō Latin agō Proto-Indo-European *-wósder. Latin -īvus ▲ Ancient Greek ἐνεργητῐκός (energētĭkós)sl. Latin āctīvus Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin āctīvitāsder. Middle French activitébor. English activity From Middle French activité, from Latin activitas. Equivalent to active + -ity.