Act vs. Activity

Actnoun

(countable) Something done, a deed.

‘an act of goodwill’;

Activitynoun

(uncountable) The state or quality of being active; activeness; the state of having many things happening

‘Pit row was abuzz with activity.’;

Actnoun

Actuality.

Activitynoun

(countable) Something done as an action or a movement.

‘The activity for the morning was a walk to the store.’;

Actnoun

(countable) A product of a legislative body, a statute.

Activitynoun

(countable) 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.’; ‘Quilting can be an enjoyable activity.’;

Actnoun

The process of doing something.

‘He was caught in the act of stealing.’;

Activitynoun

Use (of internet, Playstation, bank account etc.).

Actnoun

(countable) A formal or official record of something done.

Activitynoun

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

Actnoun

(countable) A division of a theatrical performance.

‘The pivotal moment in the play was in the first scene of the second act.’;

Activitynoun

The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities.

Actnoun

(countable) A performer or performers in a show.

‘Which act did you prefer? The soloist or the band?’;

Activitynoun

any specific activity;

‘they avoided all recreational activity’;

Actnoun

(countable) Any organized activity.

Activitynoun

the state of being active;

‘his sphere of activity’; ‘he is out of action’;

Actnoun

(countable) A display of behaviour.

Activitynoun

an organic process that takes place in the body;

‘respiratory activity’;

Actnoun

A thesis maintained in public, in some English universities, by a candidate for a degree, or to show the proficiency of a student.

Activitynoun

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

‘catalytic activity’;

Actnoun

(countable) A display of behaviour meant to deceive.

‘to put on an act’;

Activitynoun

a process existing in or produced by nature (rather than by the intent of human beings);

‘the action of natural forces’; ‘volcanic activity’;

Actverb

(intransitive) To do something.

‘If you don't act soon, you will be in trouble.’;

Activitynoun

the trait of being active; moving or acting rapidly and energetically;

‘the level of activity declines with age’;

Actverb

To do (something); to perform.

Actverb

(intransitive) To perform a theatrical role.

‘I started acting at the age of eleven in my local theatre.’;

Actverb

(ergative) Of a play: to be acted out (well or badly).

Actverb

(intransitive) To behave in a certain way.

‘He's acting strangely - I think there's something wrong with him.’;

Actverb

(copulative) To convey an appearance of being.

‘He acted unconcerned so the others wouldn't worry.’;

Actverb

To do something that causes a change binding on the doer.

‘act on behalf of John’;

Actverb

To have an effect (on).

‘High-pressure oxygen acts on the central nervous system and may cause convulsions or death.’; ‘Gravitational force acts on heavy bodies.’;

Actverb

(transitive) To play (a role).

‘He's been acting Shakespearean leads since he was twelve.’;

Actverb

(transitive) To feign.

‘He acted the angry parent, but was secretly amused.’;

Actverb

To map via a homomorphism to a group of automorphisms (of).

‘This group acts on the circle, so it can't be left-orderable!’;

Actverb

To move to action; to actuate; to animate.

Actnoun

That which is done or doing; the exercise of power, or the effect, of which power exerted is the cause; a performance; a deed.

‘That best portion of a good man's life,His little, nameless, unremembered actsOf kindness and of love.’;

Actnoun

A state of reality or real existence as opposed to a possibility or possible existence.

‘The seeds of plants are not at first in act, but in possibility, what they afterward grow to be.’;

Actnoun

Process of doing; action. In act, in the very doing; on the point of (doing).

‘This woman was taken . . . in the very act.’;

Actverb

To move to action; to actuate; to animate.

‘Self-love, the spring of motion, acts the soul.’;

Actverb

To perform; to execute; to do.

‘That we act our temporal affairs with a desire no greater than our necessity.’; ‘Industry doth beget by producing good habits, and facility of acting things expedient for us to do.’; ‘Uplifted hands that at convenient timesCould act extortion and the worst of crimes.’;

Actverb

To perform, as an actor; to represent dramatically on the stage.

Actverb

To assume the office or character of; to play; to personate; as, to act the hero.

Actverb

To feign or counterfeit; to simulate.

‘With acted fear the villain thus pursued.’;

Actverb

To exert power; to produce an effect; as, the stomach acts upon food.

Actverb

To perform actions; to fulfill functions; to put forth energy; to move, as opposed to remaining at rest; to carry into effect a determination of the will.

‘He hangs between, in doubt to act or rest.’;

Actverb

To behave or conduct, as in morals, private duties, or public offices; to bear or deport one's self; as, we know not why he has acted so.

Actverb

To perform on the stage; to represent a character.

‘To show the world how Garrick did not act.’;

Actnoun

a legal document codifying the result of deliberations of a committee or society or legislative body

Actnoun

something that people do or cause to happen

Actnoun

a subdivision of a play or opera or ballet

Actnoun

a short theatrical performance that is part of a longer program;

‘he did his act three times every evening’; ‘she had a catchy little routine’; ‘it was one of the best numbers he ever did’;

Actnoun

a manifestation of insincerity;

‘he put on quite an act for her benefit’;

Actverb

perform an action, or work out or perform (an action);

‘think before you act’; ‘We must move quickly’; ‘The governor should act on the new energy bill’; ‘The nanny acted quickly by grabbing the toddler and covering him with a wet towel’;

Actverb

behave in a certain manner; show a certain behavior; conduct or comport oneself;

‘You should act like an adult’; ‘Don't behave like a fool’; ‘What makes her do this way?’; ‘The dog acts ferocious, but he is really afraid of people’;

Actverb

play a role or part;

‘Gielgud played Hamlet’; ‘She wants to act Lady Macbeth, but she is too young for the role’; ‘She played the servant to her husband's master’;

Actverb

discharge one's duties;

‘She acts as the chair’; ‘In what capacity are you acting?’;

Actverb

pretend to have certain qualities or state of mind;

‘He acted the idiot’; ‘She plays deaf when the news are bad’;

Actverb

be suitable for theatrical performance;

‘This scene acts well’;

Actverb

have an effect or outcome; often the one desired or expected;

‘The voting process doesn't work as well as people thought’; ‘How does your idea work in practice?’; ‘This method doesn't work’; ‘The breaks of my new car act quickly’; ‘The medicine works only if you take it with a lot of water’;

Actverb

be engaged in an activity, often for no particular purpose other than pleasure

Actverb

behave unnaturally or affectedly;

‘She's just acting’;

Actverb

perform on a stage or theater;

‘She acts in this play’; ‘He acted in `Julius Caesar'’; ‘I played in `A Christmas Carol'’;