WordWeb Online

1. The performance of a part or role in a drama
   - playing, playacting, performing

1. Serving temporarily especially as a substitute
   "the acting president"

1. Perform an action, or work out or perform (an action)
   "think before you act"; "The governor should act on the new energy bill"; "The nanny acted quickly by grabbing the toddler and covering him with a wet towel"
   - move
    
2. Behave in a certain manner; show a certain behaviour; conduct or comport oneself
   "You should act like an adult"; "The dog acts ferocious, but he is really afraid of people"
   - behave, do
    
3. Play a role or part
   "She wants to act Lady Macbeth, but she is too young for the role"
   - play, represent
    
4. Discharge one's duties
   "She acts as the chair"; "In what capacity are you acting?"
    
5. Pretend to have certain qualities or state of mind
   "He acted the idiot"
   - play, act as
    
6. Be suitable for theatrical performance
   "This scene acts well"
    
7. Have an effect or outcome; often the one desired or expected
   "The breaks of my new car act quickly"
   - work
    
8. Be engaged in an activity, often for no particular purpose other than pleasure
    
9. Behave unnaturally or affectedly
   "She's just acting"
   - dissemble, pretend
    
10. Perform on a stage or theatre
    "She acts in this play"; "He acted in 'Julius Caesar'"
    - play, roleplay, playact

Derived forms: actings

See also: act on, act up, act upon, actable, action, actor, impermanent, temporary

Type of: activity, be, bring home the bacon, come through, deliver the goods, perform, performing arts, re-create, serve, succeed, win

Antonym: refrain

Part of: performance

Encyclopedia: Act