acting

American  

[ak-ting] / ˈæk tɪŋ /

adjective

1. serving temporarily, especially as a substitute during another's absence; not permanent; temporary.

   the acting mayor.

   Synonyms:

   interim, provisional

2. designed, adapted, or suitable for stage performance.

3. provided with detailed stage directions for the performer.

   an acting version of a play.

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noun

1. the art, profession, or activity of those who perform in stage plays, motion pictures, etc.

acting British  

/ ˈæktɪŋ /

adjective

1. taking on duties temporarily, esp as a substitute for another

   the acting president

2. operating or functioning

   an acting order

3. intended for stage performance; provided with directions for actors

   an acting version of ``Hedda Gabler''

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noun

1. the art or profession of an actor

Other Word Forms

Derived Forms

• unacting
  adjective
• proacting
  adjective

Etymology

Origin of acting

First recorded in 1595–1605; act + -ing ², -ing ¹

Example Sentences

“The culture is antiestablishment and he’s acting like he’s part of the establishment,” said Rachel Janfaza, founder of The Up and Up, a nonpartisan research firm focused on Gen Z.

From The Wall Street Journal • Jun. 9, 2026

It is with this skewed mindset that Caitlin Clark had taken a wonderful connection and cheapened it by acting like an entitled kid in an AAU tournament.

From Los Angeles Times • Jun. 7, 2026

By acting on growth factors and signaling pathways, it may help create conditions that support regeneration.

From Science Daily • Jun. 7, 2026

Ringrose adds: "When you have a child acting as a brand ambassador and promoting this world to other children it legitimises it."

From BBC • Jun. 6, 2026

Besides, Dad and Aunt Melissa are acting like siblings for once, and it’s fun hearing about their childhood.

From "South of Somewhere" by Kalena Miller