activity

Universal Words noun (plural activities) 1 [U] a situation in which sth is happening or a lot of things are being done: economic activity * The streets were noisy and full of activity. * Muscles contract and relax during physical activity. compareINACTIVITY 2 [C, often pl.] a thing that you do for interest or pleasure, or in order to achieve a particular aim: leisure / outdoor / classroom activities * The club provides a wide variety of activities including tennis, swimming and squash. * illegal / criminal activities