unidentifiable

adjective

un·​iden·​ti·​fi·​able ˌən-ī-ˌden-tə-ˈfī-ə-bəl 

-ə-ˌden-

: impossible to identify : not identifiable

an unidentifiable odor

unidentifiably

ˌən-ī-ˌden-tə-ˈfī-ə-blē 

-ə-ˌden-

adverb

Examples of unidentifiable in a Sentence

Recent Examples on the Web

At one point, one of the girls moved to the next window, holding an unidentifiable object, which seemed to briefly spark. — Samira Asma-Sadeque, PEOPLE, 27 July 2026

Photos attached with the application show several clear plastic bags with an unidentifiable substance strewn among construction materials like carpenter pencils. — Nicole Acevedo, NBC news, 16 July 2026

Not every report of an unidentified flying object turns out to be unidentifiable. — Lisa Gutierrez, Kansas City Star, 19 June 2026

The Goalkeeper — nameless, just relentlessly unidentifiable even after at least 30 increasingly demented Google searches and hours on Reddit — wears a yellow Adidas jersey with black detailing. — Jack Lang, New York Times, 9 June 2026

Word History

First Known Use

circa 1909, in the meaning defined above

Rhymes for unidentifiable

• classifiable
• justifiable
• modifiable
• notifiable
• satisfiable
• specifiable
• undeniable
• unreliable
• verifiable
• emulsifiable
• identifiable
• unclassifiable