Synonyms of unidentified

unidentified

adjective

ˌən-ī-ˈden-tə-ˌfīd 

1

as in one

known but not named

an unidentified worker reported the security breach

Synonyms & Similar Words

• one
• unnamed
• anonymous
• unspecified
• certain
• some
• specific
• given
• particular

Antonyms & Near Antonyms

• named
• known
• specified

2

as in unnamed

not named or identified by a name

some unidentified person helped them and then left quietly

Synonyms & Similar Words

• unnamed
• anonymous
• untitled
• nameless
• unbaptized
• faceless
• innominate
• unspecified
• unknown
• undetermined
• incognito
• unchristened
• unsung
• unheralded
• obscure
• unheard-of
• unremarkable
• uncelebrated
• unexceptional

Antonyms & Near Antonyms

• named
• designated
• termed
• dubbed
• labeled
• known
• specified
• famous
• notable
• titled
• noteworthy
• baptized
• remarkable
• famed
• denominated
• noted
• renowned
• celebrated
• christened
• exceptional
• well-known
• tabbed

Example Sentences

Recent Examples of unidentified

Still, about 40% of those who died that day are still unidentified, which is about 1,099 victims. — Saleen Martin, USA Today, 25 Aug. 2026

Nearly 1,100 victims - about 40% of those who died - are still unidentified. — Jesse Zanger, CBS News, 25 Aug. 2026

These cases represent a fraction of the unidentified victims whose remains have been examined over the years. — Sujita Sinha, Interesting Engineering, 24 Aug. 2026

That represents a small fraction of the nearly 1,100 World Trade Center victims, about 40% of the total, that remain unidentified a quarter-century after the attacks. — Aaron Katersky, ABC News, 23 Aug. 2026