Noun
-
the trait of being active
moving or acting rapidly and energetically
"the level of activity declines with age"
-
a process existing in or produced by nature (rather than by the intent of human beings)
"the action of natural forces"
"volcanic activity"
- natural process - natural action -
(chemistry) the capacity of a substance to take part in a chemical reaction
"catalytic activity"
-
an organic process that takes place in the body
"respiratory activity"
- bodily process - body process - bodily function -
the state of being active
"his sphere of activity"
"he is out of action"
-
any specific behavior
"they avoided all recreational activity"