English-Thai Dictionary

act

N กฎหมาย  law kod-mai

 

act

N การกระทำ  พฤติกรรม  action deed performance kan-kra-tam

 

act

N การ ทำหน้าที่  การ ปฏิบัติหน้าที่  kan tham-na-ti

 

act

N การ แสร้งทำ  มารยา  pose falsification kan-saeng-tham

 

act

N บันทึก ที่ เป็นทางการ  ban-thuek-ti-pen-tang-kan

 

act

N ผู้แสดง  phu-sa-daeng

 

act

N พฤติกรรม ส่วนตัว (คำ ไม่เป็นทางการ  ลักษณะนิสัย  pharue-ti-kam-suan-tua

 

act

N สิ่ง ที่ กระทำ ด้วย ความตั้งใจ  sing-ti-kra-tham-duai-khwam-tang-jai

 

act

N องก์ (ละคร  เหตุการณ์ ใน ละคร  ong

 

act

VI ทำหน้าที่ เป็น  เป็น เสมือน  ทำหน้าที่ เสมือน  tham-na-ti-pen

 

act

VI ปฏิบัติตัว  ประพฤติตน  ทำตัว  วางตัว  perform do behave pa-ti-bad-tua

 

act

VI แสดง  รับบท  แสดง เป็น  sa-daeng

 

act

VI แสร้งทำ  saeng-tham

 

act

VT ปฏิบัติตัว  ประพฤติตน  ทำตัว  วางตัว  pa-ti-bad-tua

 

act

VT แสดง  รับบท  แสดง เป็น  perform play playact sa-daeng

 

Webster's 1828 Dictionary

ACT

v.i.[Gr. , Lat. to urge, drive, lead, bring, do, perform, or in general to move, to exert force. ] 1. To exert power; as, the stomach acts upon food; the will acts upon the body in producing motion.
2. To be in action or motion; to move
He hangs between in doubt to act or rest.
3. To behave, demean, or conduct, as in morals, private duties, or public offices; as, we know not why a minister has acted in this manner. But in this sense, it is most frequent in popular language; as, how the man acts or has acted.
To act up to, is to equal in action; to fulfil or perform a correspondent action; as he has acted up to his engagement or his advantages.

 

ACT

v.t. 1. To perform; to represent a character on the stage.
Act well your part, there all the honor lies.
2. To feign or counterfeit. Obs.
With acted fear the villain thus pursued.
3. To put in motion; to actuate; to regulate movements.
Most people in the world are acted by levity.
[In this latter sense, obsolete and superseded by actuate, which see. ]

 

ACT

n. 1. The exertion of power; the effect, of which power exerted is the cause; as, the act of giving or receiving. In this sense it denotes an operation of the mind. Thus, to discern is an act of the understanding; to judge is an act of the will
2. That which is done; a deed exploit, or achievement, whether good or ill.
And his miracles and his acts which he did in the midst of Egypt. Deuteronomy 11:3.
3. Action; performance; production of effects; as, an act of charity. But this sense is closely allied to the foregoing.
4. A state of reality or real existence, as opposed to a possibility.
The seeds of plants are not at first in act, but in possibility, what they afterwards grow to be.
5. In general, act denotes action completed; but preceded by in, it denotes incomplete action.
She was taken in the very act. John 8:4.
In act is used also to signify incipient action, or a state of preparation to exert power; as, "In act to strike, " a poetical use.
6. A part or division of a play, to be performed without interruption; after which the action is suspended to give respite to the performers. Acts are divided into smaller portions, called scenes.
7. The result of public deliberation, or the decision of a prince, legislative body, council court of justice, or magistrate; a decree, edict, law, judgment, resolve, award, determination; as an act of parliament, or of congress. The term is also transferred to the book, record, or writing, containing the laws and determinations. Also, any instrument in writing to verify facts.
In the sense of agency, or power to produce effects, as in the passage cited by Johnson, from Shakespeare, the use is improper.
To try the vigor of them and apply Allayments to their act.
Act, in English Universities, is a thesis maintained in public, by a candidate for a degree, or to show the proficiency of a student. At Oxford, the time when masters and doctors complete their degrees is also called the act, which is held with great solemnity. At Cambridge, as in the United States, it is called commencement.
Act of faith, auto da fe, in Catholic countries, is a solemn day held by the Inquisition, for the punishment of heretics, and the absolution of accused persons found innocent; or it is the sentence of the Inquisition.
Acts of the Apostles, the title of a book in the New Testament, containing a history of the transactions of the Apostles.
Acta Diurna, among the Romans, a sort of Gazette, containing an authorized account of transactions in Rome, nearly similar to our newspapers.
Acta populi, or acta publica, the Roman registers of assemblies, trials, executions, buildings, births, marriages, and deaths of illustrious persons, etc.
Acta Senatus, minutes of what passed in the Roman senate, called also commentarii, commentaries.

 

Webster's 1913 Dictionary

ACT

Act, n. Etym: [L. actus, fr. agere to drive, do: cf. F. acte. See Agent. ]

 

1. 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 acts Of kindness and of love. Wordsworth. Hence, in specific uses: (a ) The result of public deliberation; the decision or determination of a legislative body, council, court of justice, etc. ; a decree, edit, law, judgment, resolve, award; as, an act of Parliament, or of Congress. (b ) A formal solemn writing, expressing that something has been done. Abbott. (c ) A performance of part of a play; one of the principal divisions of a play or dramatic work in which a certain definite part of the action is completed. (d ) A thesis maintained in public, in some English universities, by a candidate for a degree, or to show the proficiency of a student.

 

2. A state of reality or real existence as opposed to a possibility or possible existence. [Obs. ] The seeds of plants are not at first in act, but in possibility, what they afterward grow to be. Hooker.

 

3. Process of doing; action. In act, in the very doing; on the point of (doing ). "In act to shoot. " Dryden. This woman was taken. .. in the very act. John viii. 4. Act of attainder. (Law ) See Attainder. -- Act of bankruptcy (Law ), an act of a debtor which renders him liable to be adjudged a bankrupt. -- Act of faith. (Ch. Hist. ) See Auto-da-Fé. -- Act of God (Law ), an inevitable accident; such extraordinary interruption of the usual course of events as is not to be looked for in advance, and against which ordinary prudence could not guard. -- Act of grace, an expression often used to designate an act declaring pardon or amnesty to numerous offenders, as at the beginning of a new reign. -- Act of indemnity, a statute passed for the protection of those who have committed some illegal act subjecting them to penalties. Abbott. -- Act in pais, a thing done out of court (anciently, in the country ), and not a matter of record.

 

Syn. -- See Action.

 

ACT

Act, v. t. [imp. & p. p. Acted; p. pr. & vb. n. Acting. ] Etym: [L.actus, p. p. of agere to drive, lead, do; but influenced by E. act, n.]

 

1. To move to action; to actuate; to animate. [Obs. ] Self-love, the spring of motion, acts the soul. Pope.

 

2. To perform; to execute; to do. [Archaic ] That we act our temporal affairs with a desire no greater than our necessity. Jer. Taylor. Industry doth beget by producing good habits, and facility of acting things expedient for us to do. Barrow. Uplifted hands that at convenient times Could act extortion and the worst of crimes. Cowper.

 

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

 

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

 

5. To feign or counterfeit; to simulate. With acted fear the villain thus pursued. Dryden. To act a part, to sustain the part of one of the characters in a play; hence, to simulate; to dissemble. -- To act the part of, to take the character of; to fulfill the duties of.

 

ACT

ACT Act, v. i.

 

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

 

2. 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. Pope.

 

3. 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.

 

4. To perform on the stage; to represent a character. To show the world how Garrick did not act. Cowper. To act as or for, to do the work of; to serve as. -- To act on, to regulate one's conduct according to. -- To act up to, to equal in action; to fulfill in practice; as, he has acted up to his engagement or his advantages.

 

New American Oxford Dictionary

ACT

ACT |ˌeɪ ˌsi ˈti | ▶abbreviation • American College Test. • Australian Capital Territory.

 

act

act |akt ækt | ▶verb [ no obj. ] 1 take action; do something: they urged Washington to act | [ with infinitive ] : governments must act to reduce pollution. • (act on ) take action according to or in the light of: I shall certainly act on his suggestion. • (act for ) take action in order to bring about: one's ability to act for community change. • (act for /on behalf of ) represent (someone ) on a contractual, legal, or paid basis: he chose an attorney to act for him. • (act from /out of ) be motivated by: you acted from greed. 2 [ with adverbial ] behave in the way specified: they followed the man who was seen acting suspiciously | he acts as if he owned the place. • (act as /like ) behave in the manner of: try to act like civilized adults. 3 (act as ) fulfill the function or serve the purpose of: they need volunteers to act as foster parents. • have the effect of: a five-year sentence will act as a deterrent. 4 take effect; have a particular effect: bacteria act on proteins and sugar. 5 perform a fictional role in a play, movie, or television production: she acted in her first professional role at the age of six. • [ with obj. ] perform (a part or role ): he acted the role of the dragon | he got the chance to act out other people's jobs. • [ with complement ] behave so as to appear to be; pretend to be: I acted dumb at first. • [ with obj. ] (act something out ) perform a narrative as if it were a play: encouraging students to act out the stories. • [ with obj. ] (act something out ) Psychoanalysis express repressed or unconscious feelings in overt behavior: the impulses of hatred and killing which some human beings act out. ▶noun 1 a thing done; a deed: a criminal act | the act of writing down one's thoughts | an act of heroism. 2 [ in sing. ] a pretense: she was putting on an act and laughing a lot. • [ with adj. or noun modifier ] a particular type of behavior or routine: he did his Sir Galahad act. 3 Law a written ordinance of Congress, or another legislative body; a statute: the act to abolish slavery. • a document attesting a legal transaction. • (often acts ) dated the recorded decisions or proceedings of a committee or an academic body. 4 a main division of a play, ballet, or opera. • a set performance: her one-woman poetry act. • a performing group: an act called the Apple Blossom Sisters. PHRASES act of God an instance of uncontrollable natural forces in operation (often used in insurance claims ). act of grace a privilege or concession that cannot be claimed as a right. catch someone in the act (usu. be caught in the act ) surprise someone in the process of doing something wrong: the thieves were caught in the act. clean up one's act behave in a more acceptable manner. get one's act together informal organize oneself in the manner required in order to achieve something. get (or be ) in on the act informal become or be involved in a particular activity, in order to gain profit or advantage. in the act of in the process of: they photographed him in the act of reading other people's mail. read someone the Riot Act see Riot Act. a tough (or hard ) act to follow an achievement or performance that sets a standard regarded as being difficult for others to measure up to. PHRASAL VERBS act out misbehave, esp. when unhappy or stressed: many children who act out while awaiting placement in a health care facility end up in juvenile detention. act up (of a thing ) fail to function properly: the plane's engine was acting up. • (of a person ) misbehave. DERIVATIVES act a bil i ty |ˌaktəˈbilitē |noun act ( sense 5 of the verb ), act a ble adjective act ( sense 5 of the verb ) ORIGIN late Middle English: from Latin actus ‘event, thing done, ’ act- ‘done, ’ from the verb agere, reinforced by the French noun acte .

 

Oxford Dictionary

ACT

ACT |eɪsiːˈtiː | ▶abbreviation • advance corporation tax. • Australian Capital Territory.

 

act

act |akt | ▶verb [ no obj. ] 1 take action; do something: they urged Washington to act | [ with infinitive ] : governments must act to reduce pollution. • (act on ) take action according to or in the light of: I shall certainly act on his suggestion. • (act for ) take action in order to bring about: one's ability to act for community change. • (act for /on behalf of ) represent (someone ) on a contractual, legal, or paid basis: he chose a solicitor to act for him. • (act from /out of ) be motivated by: you acted from greed. 2 [ with adverbial ] behave in the way specified: they challenged a man who was seen acting suspiciously | he acts as if he owned the place | try to act like civilized adults. 3 (act as ) fulfil the function or serve the purpose of: they need volunteers to act as foster-parents | a day-care centre which will act as a meeting place. 4 take effect; have a particular effect: bacteria act on proteins and sugar. 5 perform a role in a play, film, or television: she acted in her first professional role at the age of six | [ with obj. ] : he acted the role of the king. • [ with complement ] behave so as to appear to be; pretend to be: I acted dumb at first. • [ with obj. ] (act something out ) perform a narrative as if it were a play: encouraging pupils to act out the stories. • [ with obj. ] (act something out ) Psychoanalysis express repressed emotion or impulses in overt behaviour as a defensive substitute for conscious recall, typical of some behavioural disorders. ▶noun 1 a thing done; a deed: a criminal act | the act of writing down one's thoughts | an act of heroism. • ( Acts or Acts of the Apostles ) a New Testament book immediately following the Gospels and relating the history of the early Church. 2 [ in sing. ] a pretence: she was putting on an act and laughing a lot. • [ with adj. or noun modifier ] a particular type of behaviour or routine: he did his Sir Galahad act. 3 (usu. Act or Act of Parliament ) a written law passed by Parliament, Congress, etc.: the 1989 Children Act. • a document attesting a legal transaction. • (acts ) dated the recorded decisions or proceedings of a committee or an academic body. 4 a main division of a play, ballet, or opera: the first act. • a set performance: her one-woman poetry act. • a performing group: an act called the Apple Blossom Sisters. PHRASES act of God an instance of uncontrollable natural forces in operation. act of grace a privilege or concession that cannot be claimed as a right. catch someone in the act surprise someone in the process of doing something wrong: the thieves were caught in the act. get one's act together informal galvanize oneself into organizing one's affairs effectively. get (or be ) in on the act informal become (or be ) involved in a particular activity, in order to gain an advantage. a hard (or tough ) act to follow an achievement or performance which sets a standard regarded as being hard for others to measure up to. in the act of in the process of: they photographed him in the act of reading other people's mail. PHRASAL VERBS act up 1 informal (of a thing ) fail to function properly: the plane's engine was acting up. • behave badly. 2 be promoted to a more senior position on a temporary basis. DERIVATIVES actable adjective ORIGIN late Middle English: from Latin actus ‘event, thing done ’, act- ‘done ’, from the verb agere, reinforced by the French noun acte .

 

American Oxford Thesaurus

act

act verb 1 the government must act to remedy the situation: take action, take steps, take measures, move, react. 2 he was acting on the orders of the party leader: follow, act in accordance with, obey, heed, comply with; fulfill, meet, discharge. 3 a real estate agent acting for a prospective buyer: represent, act on behalf of; stand in for, fill in for, deputize for, take the place of. 4 Alison began to act oddly: behave, conduct oneself, react; formal comport oneself. 5 the scents act as a powerful aphrodisiac: operate, work, function, serve. 6 the drug acted directly on the blood vessels: affect, have an effect on, work on; have an impact on, impact on, influence. 7 he acted in a highly successful film: perform, play a part, play-act, take part, appear; informal tread the boards, ham it up. 8 we laughed, but most of us were just acting: pretend, play-act, put it on, fake it, feign it, dissemble, dissimulate. ▶noun 1 acts of kindness | a criminal act: deed, action, feat, exploit, move, gesture, performance, undertaking, stunt, operation; achievement, accomplishment. 2 the act raised the tax on tobacco: law, decree, statute, bill, act of Congress, enactment, resolution, edict, dictum, ruling, measure; ordinance. 3 the first act of the play: division, section, subsection, part, segment. 4 a music hall act: performance, routine, number, sketch, skit, shtick, turn. 5 it was all just an act: pretense, show, front, facade, masquerade, charade, posture, pose, affectation, sham, fake; informal put-on. PHRASES act up informal 1 all children act up from time to time: misbehave, behave badly, be up to mischief, become unruly. 2 the engine was acting up: malfunction, go wrong, be defective, be faulty; informal be on the blink, be on the fritz.

 

Oxford Thesaurus

act

act verb 1 the Government must act to remedy the situation: take action, take steps, take measures, take the initiative, move, make a move, react, do something, proceed, go ahead; make progress, make headway, be active, be employed, be busy; informal get moving. ANTONYMS do nothing. 2 over dinner Alison began to act oddly: behave, function, react, perform; conduct oneself, acquit oneself, bear oneself; rare comport oneself, deport oneself. 3 the scents act as a powerful aphrodisiac: operate, work, take effect, function, serve, be efficacious. 4 he acted in a highly successful film: perform, play, play a part, take part, be an actor, be an actress, be one of the cast, appear; informal tread the boards. 5 we laughed, but most of us were just acting: pretend, play-act, sham, fake, feign, put it on, bluff, pose, posture, masquerade, dissemble, dissimulate; informal kid. PHRASES act for the estate agent was acting for a prospective buyer: represent, act on behalf of, speak on behalf of; stand in for, fill in for, deputize for, cover for, substitute for, be a substitute for, replace, take the place of, act in place of, do /be a locum for, sit in for, understudy; hold the fort, step into the breach; informal sub for, fill someone's shoes /boots; N. Amer. informal pinch-hit for. act on /upon 1 the drug acted directly on the blood vessels: affect, have an effect on, influence, exert influence on, work on, have an impact on, impact on, alter, change, modify, transform, condition, control. ANTONYMS have no effect on. 2 he was merely acting on the orders of the party leader: comply with, act in accordance with, follow, go along with; obey, take heed of, heed, conform to, abide by, adhere to, stick to, stand by, uphold, fulfil, meet, discharge. ANTONYMS flout. act up 1 the pupils are past masters at acting up in class: misbehave, give someone trouble, cause someone trouble, act badly, get up to mischief, get up to no good, be bad, be naughty, forget oneself, misconduct oneself; clown about /around, fool about /around, act the clown, act the fool, act the goat, act foolishly; informal carry on, mess about /around; Brit. informal muck about /around, play up. 2 the computers are always acting up: malfunction, crash, develop a fault, go wrong, break down, give out, stall, be defective, be faulty, fail, cease to function, cease to work, stop working; informal conk out, go kaput, go phut, go on the blink, be on the blink; Brit. informal pack up, play up. ▶noun 1 a life filled with acts of kindness | a criminal act: deed, action, gesture, feat, exploit, move, performance, undertaking, manoeuvre, stunt, operation, venture, effort, enterprise, achievement, accomplishment. 2 the Act raised the tax on tobacco: law, decree, statute, bill, Act of Parliament, edict, fiat, dictum, dictate, enactment, resolution, ruling, rule, judgement, canon, ordinance, proclamation, command, commandment, mandate, measure, stipulation, direction, requirement; legislation; in Tsarist Russia ukase; in Spanish-speaking countries pronunciamento. 3 I have written one act of a play: division, section, subsection, portion, part, segment, component, bit; passage, episode, chapter. 4 a marvellous music hall act: performance, turn, routine, number, item, piece, sketch, skit, playlet, dance, song; show, production, presentation, entertainment; informal gig. 5 my mother thinks crying is simply putting on an act: pretence, false display, show, front, facade, masquerade, charade, guise, posture, pose, affectation, appearance; sham, fake, bluff, hoax; make-believe, play-acting, feigning, shamming, posturing, posing, counterfeit, subterfuge, dissimulation, dissemblance, fabrication, falsification; informal a put-on, a put-up job.

 

Duden Dictionary

Act

Act Substantiv, maskulin , der |ɛkt |der Act; Genitiv: des Acts, Plural: die Acts englisch act = Darbietung, Nummer, zu Akt 3 1 a Musikjargon Pop- oder Rockgruppe, Rockband, -interpret b Musikjargon Auftritt, Veranstaltung, besonders der Pop- oder Rockmusik 2 salopp großer Aufwand der Umzug war vielleicht ein Act !

 

Sanseido Dictionary

ACT

ACT 〖 Action for Children's Television 〗アメリカの ，子供向けテレビ番組改善のための市民運動団体 。1968 年結成 。本部はマサチューセッツ州のニュートンビル 。

 

ACT

ACT 〖 active control technology 〗能動制御技術 。航空機の性能や効率の向上を目的に ，設計時から取り入れられる制御技術 。

 

ACT

ACT 〖 American College Test 〗アメリカの ，大学入学学力テスト 。

 

ACT

ACT 〖 automatically controlled transportation system 〗（空港などの ）自動制御交通システム 。

 

Sanseido Wisdom Dictionary

ACT

ACT American College Test .

 

act

act /ækt /〖原義は 「行われたこと 」〗(名 )action, actor, (形 )active, actual 名詞 複 ～s /-ts /C 1 〖しばしばan ～/～s of A 〗(ある特定の )行為 , 行い, 行動 (!Aは 名詞 動名 ; →action 類義 ) ▸ a foolish [desperate ] act ばかげた [向こうみずな ]行為 ▸ acts of terrorism ≒terrorist acts テロ行為 ▸ do [perform ] an act of kindness [charity ]親切にする [慈悲を与える ]▸ commit illegal [criminal ] acts 違法 [犯罪 ]行為を犯す 2 〖しばしばAct 〗(立法機関で成立した )法律 , 法令, 条例 (→law )▸ an act of Congress ｟米 ｠ [Parliament ｟英 ｠]国会 [議会 ]制定法 ▸ the Civil Rights Act 公民権法 3 〖単数形で 〗見せかけ, そぶり ; お芝居, うわべだけの行為 ▸ Matt seemed cheerful, but it was just an act .マットは明るく見えたが, それは見せかけにすぎなかった 4 〖しばしばAct 〗(劇 オペラなどの ) (第 …)幕 ▸ Act II, Scene viii 第2幕第8場 (!à ct tw ó, sc è ne é ightと読む ) ▸ a play in three acts ≒a three- act play 3幕物の劇 5 (ショー 見世物の )演目, 出し物 ; 芸人 (の一座 )▸ do one's stand-up comedy act 漫談を行う ▸ Blur is a good live act .ブラーはいいライブバンドだ a b á lancing [j ú ggling ] act いろんなことを一度にこなそうとすること ; 調整 [均衡 ]策 .an à ct of G ó d 〘法 〙天災, 自然災害 〘地震 洪水 火事などの不可抗力の出来事をいう 〙.an à ct of gr á ce 恩赦 (法 ); 特典 .an à ct of m à king l ó ve 性交, 性行為 .be a h à rd [t ò ugh ] act to f ó llow 〈人 物が 〉太刀打ちできない, 他の追随を許さない .cl è an up one's á ct ｟くだけて ｠〈人が 〉行いを改める .d ò [perf ò rm, st à ge ] a disapp é aring [v á nishing ] act ｟くだけて ｠〈人が 〉 (必要な時に )急にいなくなる, 雲隠れする .get [be ] ì n on the á ct ｟くだけて ｠一枚加わる [加わっている ], 話に乗る [乗っている ].get one's á ct tog è ther ｟くだけて ｠十分にその能力を発揮する, (今までより )ちゃんとやる .in the á ct (of do ing )(…している )最中に (!特によくない行為についていう ) ▸ My mother caught me in the act of eating the cake .母は私がそのケーキを食べているところを見つけた put ò n an á ct ｟くだけて ｠ひと芝居うつ, 見せかける .動詞 ～s /-ts /; ～ed /-ɪd /; acting 自動詞 1 〈人 国などが 〉 (事態に対処して )行動する ; 行動を起こす ▸ act in self-defense 自己防衛の行動をとる ▸ The government acted quickly to put the matters right .政府は事態を収拾するためすばやく行動した ▸ act out of necessity 必要に迫られて行動する ▸ Now is the time to act .今こそ行動の時だ 2 a. 〖act ＋副詞 〗ふるまう (!副詞 は様態の表現 ) ; 〖act like A /as if節 〗A [まるで …であるか ]のようにふるまう , A […であるか ]のような態度 [言動 ]をとる ▸ act suspiciously [strangely ]挙動が不審である [おかしい ]▸ John acted like another man [as if he'd never seen me before ].ジョンはまるで別人 [私に会ったことがないか ]のようにふるまった (!｟主に米 くだけて ｠ではlikeの後ろに節が来ることもある ) b. 〖act C 〗Cのふりをする, Cのように装う (!Cは 形容詞 ) ▸ act stupid [dumb ]愚かな [口のきけない ]ふりをする 3 〖act as A 〗a. 〈人が 〉 (一時的に )Aの役割をする, 代理を務める ▸ act as hostess ホステス役を務める (!asの後の 名詞 はしばしば無冠詞; →as 前置詞 1 ) .b. 〈物が 〉Aとしての働きをする ▸ act as a preservative 防腐剤の働きをする 4 (劇 映画に )出演する, (俳優として )演技する ▸ He had never acted before .彼はそれまで舞台に立ったことはなかった 5 〈薬などが 〉 «…に対して » 作用する, 効果を発揮する «on » ▸ This drug acts on tumor cells .この薬は腫瘍 （しゅよう ）の細胞に効く 他動詞 1 〈…の役 〉を演じる ; 〈劇など 〉を上演する ▸ act (the part of ) Macbeth マクベス (の役 )をやる ▸ The drama was well acted and well written .そのドラマは好演で脚本もよくできていた .2 ｟くだけて ｠…のふりをする, …を装う (!目的語はthe ＋単数名詞 ) ▸ act the fool ばかなまねをする (!act like a foolの方が普通; ↑自動詞 2a ) á ct for A (特に裁判 商取引で )A 〈人 〉の代理 [代弁, 代行 ]をする .á ct on [｟主に書 ｠upon ] A 1 ↑自動詞 5 .2 A 〈忠告 情報など 〉に基づいて行動する (!受け身にできる ) ▸ act on A's advice [suggestions ]A 〈人 〉の忠告 [提言 ]を聞いて行動する .à ct on beh á lf of A ＝act for A .à ct A ó ut [ó ut A ]1 A 〈過去の出来事 物語など 〉を (劇として )演じて見せる ; A 〈配役 〉を演じて見せる .2 A 〈感情 考えなど 〉を行動 [態度 ]で表す ▸ act out one's frustrations 欲求不満を示す à ct ú p ｟くだけて ｠1 〈子供が 〉いたずらをする, はしゃぎまわる .2 〈機械 体の一部が 〉不調である, 痛む .