unmistakable

adjective

un·​mis·​tak·​able ˌən-mə-ˈstā-kə-bəl 

: not capable of being mistaken or misunderstood : clear

an unmistakable note of excitement in his voice

The evidence supporting their claim is unmistakable.

unmistakably

ˌən-mə-ˈstā-kə-blē 

adverb

Synonyms of unmistakable

• obvious
• apparent
• evident
• clear
• distinct
• straightforward

Examples of unmistakable in a Sentence

a glint in his eye that was an unmistakable expression of greed

Recent Examples on the Web

For Chelsea Bennett, a mother of two from Florida, those moments often echo through the walls of her home at night, carried by the unmistakable sound of her 9-year-old daughter, Kennedy, singing her heart out in the shower. —Tereza Shkurtaj, PEOPLE, 26 Apr. 2026

For guests in the back of the venue, closer to the incident, the sound and smell of gunpowder are unmistakable. —Charles Forelle, CBS News, 26 Apr. 2026

From the opening tip, the difference was unmistakable. —Mike Bianchi, The Orlando Sentinel, 25 Apr. 2026

Our waiter spoke with an unmistakable sense of pride, while my mom nodded along, absorbing it all in quiet attention. —Alisha Prakash, Travel + Leisure, 25 Apr. 2026

Word History

First Known Use

1827, in the meaning defined above

Rhymes for unmistakable

• unbreakable
• unshakable
• breakable

Kids Definition

unmistakable

adjective

un·​mis·​tak·​able ˌən-mə-ˈstā-kə-bəl 

ˈən-

: not capable of being mistaken or misunderstood : clear, obvious

unmistakably

-blē 

adverb