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

• proacting adjective
• unacting adjective

Etymology

Origin of acting

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

Example Sentences

But at the very least, if we establish this body, that body could be acting on its own in order to bring attention to the situation.

From Slate • Apr. 15, 2026

During an upbeat City Hall news conference later in the day, acting Supt.

From Los Angeles Times • Apr. 15, 2026

Goldblum, whose career spans six decades, said he started playing piano as a young boy and "fell in love with it", keeping at it while acting.

From BBC • Apr. 14, 2026

AI developers and chipmakers are simultaneously acting as “customers, investors, and financiers,” creating a circular financing structure.

From Barron's • Apr. 14, 2026

Max entered and set his bags next to my clothes and linens, acting like it was totally normal to show up alone with only his luggage.

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith