activism
- n a policy of taking direct and militant action to achieve a political or social goal
activity
- n any specific behavior
they avoided all recreational activity - n the state of being active
his sphere of activity - n an organic process that takes place in the body
respiratory activity - n (chemistry) the capacity of a substance to take part in a chemical reaction
catalytic activity - n a process existing in or produced by nature (rather than by the intent of human beings)
volcanic activity - n the trait of being active; moving or acting rapidly and energetically
the level of activity declines with age