acrid

adjective

ac·​rid ˈa-krəd 

1

: sharp and harsh or unpleasantly pungent in taste or odor : irritating

acrid smoke

2

: deeply or violently bitter : acrimonious

an acrid denunciation

acridity

a-ˈkri-də-tē 

ə-

noun

acridly

ˈa-krəd-lē 

adverb

acridness noun

Did you know?

Acrid exactly fits the smoke from a fire—a burning building or forest, for example. Dense smog may cast an acrid pall over a city, making throats burn and eyes sting. But, like acid and acerbic, acrid sometimes also describes nonphysical things, such as the remarks of a bitter person.

Synonyms

• sore
• bitter
• angry
• cynical
• acrimonious
• rancorous
• embittered
• resentful
• sarcastic

Choose the Right Synonym for acrid

caustic, mordant, acrid, scathing mean stingingly incisive.

caustic suggests a biting wit.

caustic comments

mordant suggests a wit that is used with deadly effectiveness.

mordant reviews of the play

acrid implies bitterness and often malevolence.

acrid invective

scathing implies indignant attacks delivered with fierce severity.

a scathing satire

Examples of acrid in a Sentence

Thick, acrid smoke rose from the factory.

there have been acrid relations between the two families ever since they fought over that strip of land

Recent Examples on the Web

Day turned to night as thick, acrid clouds blackened the sky. —Robert Wyss, The Conversation, 21 Oct. 2025

The scent of the earth was pungent and overpowered the acrid smell of the gunpowder, which dissipated into the air. —Literary Hub, 18 July 2025

Authorities clad in military-style helmets and uniforms faced off with the demonstrators, and people ultimately retreated amid acrid green-and-white billowing smoke. —Christiaan Hetzner, Fortune, 15 July 2025

Amid the false accusations and acrid clashes of President Trump’s inner circle, few acolytes have survived longer than Miller. —Los Angeles Times, 9 July 2025

Word History

Etymology

Latin ācr-, ācer "sharp, pungent, biting" + the English formative -id (as in acid entry 2); replacing acrious, from Latin ācer + -ious — more at acr-

First Known Use

1633, in the meaning defined at sense 1

Kids Definition

acrid

adjective

ac·​rid ˈak-rəd 

1

: biting or bitter in taste or odor

2

: bitterly irritating to the feelings

an acrid remark

acridly adverb

acridness noun

Medical Definition

acrid

adjective

ac·​rid ˈak-rəd 

: irritatingly sharp and harsh or unpleasantly pungent in taste or odor

acridly adverb