|1.||[ verb ] 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"
|Related terms:||refrain try continue go take wait play react prosecute participate perform deal end_up perpetrate volunteer make_bold dare take_care cope attack rush set_about do_well create effect go_ahead make_a_point use anticipate interrupt woo get_around_to follow_through prosecute continue come_close repeat behave antagonize alternate interact act_on react behave come_to_the_fore force condescend exert surprise play sneak guard continue begin condescend misbehave dispatch maneuver go_off_at_half-cock satisfice reciprocate egotrip reward court play_out use race rampage condescend play_it_by_ear take_time_by_the_forelock stampede lord_it_over evade dally coact partner influence pursue act_up move action|
|2.||[ noun ] (law,writing) a legal document codifying the result of deliberations of a committee or society or legislative body|
|Related terms:||legal_document legislative_act decree law|
|3.||[ noun ] something that people do or cause to happen|
|Related terms:||action activity production communication judgment radioactivity distribution forfeit rejection hindrance stop stay residency group_action arrest wear waste legitimation assumption motivating speech_act proclamation leaning inactivity laughter nonaccomplishment motivate trip|
|4.||[ verb ] 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?" "She played the servant her husband's master"
|Related terms:||make swell ramp break_down play joke romanticize sentimentalise act_involuntarily swagger dally quack loosen_up stooge piffle vulgarise make make_as_if optimize bungle freeze frivol backslap hugger_mugger sauce footle bend_over_backwards follow presume wanton menace act_up dissemble|
|5.||[ noun ] (theater,writing) a subdivision of a play or opera or ballet|
|Related terms:||dramatic_composition play opera ballet scene|
|6.||[ verb ] (theater) 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"
|Related terms:||re-create enact impersonate spoof act_out make masquerade support emote performing_arts play actor play acting theatrical_performance|
|7.||[ verb ] (work) discharge one's duties|
"She acts as the chair" "In what capacity are you acting?"
|Related terms:||serve criticise bank actor|
|8.||[ noun ] (theater,performing arts) a short theatrical performance that is part of a longer program|
|Synonyms:||number routine bit turn|
"he did his act three times every evening" "she had a catchy little routine" "it was one of the best numbers he ever did"
|Related terms:||performance show-stopper|
|9.||[ verb ] pretend to have certain qualities or state of mind|
"He acted the idiot" "She plays deaf when the news are bad"
|10.||[ verb ] be engaged in an activity, often for no particular purpose other than pleasure|
|Related terms:||play drive_around walk_around action|
|11.||[ verb ] (theater,performing arts) perform on a stage or theater|
|Synonyms:||roleplay playact play|
"She acts in this play" "He acted in "Julius Caesar" "I played in "A Christmas Carol"
|Related terms:||perform mime stooge underact overact dramaturgy play play play roleplaying actor acting barnstormer|
|12.||[ verb ] behave unnaturally or affectedly|
"She's just acting"
|13.||[ verb ] (theater) be suitable for theatrical performance|
: "This scene acts well"
|14.||[ verb ] have an effect or outcome; often the one desired or expected|
"The voting process doesn't work as well as people thought" "This method doesn't work" "The medicine works only if you take it with a lot of water"
|Related terms:||succeed bring|
|15.||[ noun ] a manifestation of insincerity|
"he put on quite an act for her benefit"
|Related terms:||expression dissemble|
|16.||[ noun ] (psychology) the performance of some composite cognitive activity; an operation that affects mental contents|
|Synonyms:||process cognitive_operation operation mental_process cognitive_process|
"the process of thinking" "the cognitive operation of remembering"
|Related terms:||cognition basic_cognitive_process higher_cognitive_process psychology|