agitator

noun

ag·​i·​ta·​tor ˈa-jə-ˌtā-tər 

: one that agitates: such as

a

: one who stirs up public feeling on controversial issues

political agitators

b

: a device or an apparatus for stirring or shaking

Synonyms of agitator

• rebel
• supporter
• demagogue
• firebrand
• promoter
• proponent
• provocateur
• insurgent
• reformer
• demonstrator
• advocate
• protester
• instigator
• exciter
• apostle
• rabble-rouser
• inciter
• fomenter

Examples of agitator in a Sentence

The police arrested several anti-government agitators.

a political agitator who led an unsuccessful revolt against the government

Recent Examples on the Web

As Border patrol arrested one individual, who actively resisted arrest, pepper spray was deployed spray to deter the agitator and disperse the crowd. —NPR, 3 Nov. 2025

Over a dozen agitators showed up to disrupt Sunday’s rally along Capitol Boulevard. —Angela Palermo, Idaho Statesman, 3 Nov. 2025

Tarek Bazrouk, an anti-Israel agitator who was hit with federal hate crime charges after assaulting Jewish counter-protesters, was sentenced to 17 months of incarceration followed by three years of supervised release. —Rachel Wolf , Maria Paronich, FOXNews.com, 28 Oct. 2025

While the dye likely won’t affect the metal components, the plastic agitator, drum, rim, and seal in your machine may no longer be white. —Karen Brewer Grossman, Southern Living, 18 Oct. 2025

Word History

Etymology

agitate + -or entry 1

First Known Use

1663, in the meaning defined above

Rhymes for agitator

• activator
• actuator
• alligator
• allocator
• alternator
• animator
• annotator
• applicator
• arbitrator
• aspirator
• aviator
• calculator

Kids Definition

agitator

noun

ag·​i·​ta·​tor ˈaj-ə-ˌtāt-ər 

1

: a person who stirs up public feeling

2

: a device for stirring or shaking