Synonyms of undefined

undefined

adjective

ˌən-di-ˈfīnd 

as in vague

not seen or understood clearly

plagued by undefined worries that kept her awake at night

Synonyms & Similar Words

• vague
• faint
• hazy
• undetermined
• unclear
• indistinct
• nebulous
• indefinite
• fuzzy
• pale
• obscure
• shadowy
• opaque
• blurry
• indistinguishable
• murky
• dark
• foggy
• misty
• dim
• bleary
• invisible
• blear
• intangible
• dusky
• gauzy
• mysterious
• inexplicable
• gloomy
• incomprehensible
• impalpable
• puzzling
• inappreciable
• indiscernible
• indecipherable
• hieroglyphic
• obfuscatory
• hieroglyphical

Antonyms & Near Antonyms

• clear
• definite
• distinct
• obvious
• certain
• evident
• plain
• bright
• pellucid
• strong
• sure
• firm

Example Sentences

Recent Examples of undefined

This mindset defers well-being to an undefined future, perpetuating a cycle of overwork and dissatisfaction. —Amy Blankson, Forbes, 22 Jan. 2025

And Trump has appointed Richard Grenell, his former ambassador to Germany, whose name was floated as a potential secretary of State, for the undefined role of presidential envoy for special missions. —Laura Kelly, The Hill, 20 Jan. 2025

Part of the appeal, and the intimidation factor, of spreadsheets is their undefined scope. —Mikayla Whitmore, New York Times, 20 Jan. 2025

Spring/summer 2025 collections from undefined 3.1 Philip Lim, Luar, Willy Chavarria and more will be showcased during the more than 60 runway shows scheduled for the beginning of September. —Kimi Robinson, USA TODAY, 1 Sep. 2024