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act

act [ akt ]


noun  (plural acts)
Definition:
 
1. something done: something that somebody does

2. doing something: the action of carrying something out

3. part of play: one of the main sections of a play or other dramatic performance

4. one of several performances: a short performance, especially one that is part of a varied program or show
The next act is a barbershop quartet.

5. performer: the performer or performers who take part in an act

6. personal behavior: somebody's actions or behavior considered as entertainment or used as an assessment of that person's worth ( informal )
a class act

7. pretense: behavior that is intended to impress or deceive other people
He's just putting on an act.

8. politics record regarding law: a record or statement of the decision made by a legislative or judicial body

9. formal record: a formal written record of the proceedings of a society, committee, or elected group

10. philosophy something done intentionally: something brought about by human will



verb  (past and past participle act·ed, present participle act·ing, 3rd person present singular acts)
Definition:
 
1. intransitive verb do something: to do something to change a situation, e.g. to solve a problem or prevent one arising
need to act at once

2. transitive and intransitive verb behave in particular way: to adopt a particular way of behaving
You've been acting funny all morning.
Stop acting like a fool.

3. intransitive verb pretend: to behave in a way intended to impress or deceive other people

4. intransitive verb function as something: to serve a particular purpose or perform a particular function
The ozone layer acts as a barrier against harmful radiation.

5. intransitive verb replace somebody: to be a substitute for somebody or something else
Since the director cannot attend, his deputy will act for him.

6. intransitive verb have effect: to create, produce, or bring about an effect or result
Once the medicine acts, you'll feel better.

7. transitive and intransitive verb play role: to play the part of a character in a dramatic performance
a chance to act Othello

8. intransitive verb be actor: to pursue a career in movies or drama

9. transitive and intransitive verb perform something, or be performed: to stage a dramatic performance, or be capable of being staged
The company will act a different play tomorrow night.

[14th century. Directly or via French acte< Latin actus, actum "public transaction" < past participle of agere "do"]

act·a·ble adjective

a hard or tough act to follow somebody or something that sets a standard difficult to reach by others who come later (informal)

catch somebody in the act to see or meet somebody just as he or she is doing something, especially something wrong

clean up your act to improve your behavior (slang)

get in on the act to join in something in order to share in its success or profit (informal)

get your act together to do something to become more organized (slang)

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