undiscovered

adjective

un·​dis·​cov·​ered ˌən-di-ˈskə-vərd 

: not found or found out : not discovered

an undiscovered island

as yet undiscovered talents

undiscovered motives

… detected the presence of a hitherto undiscovered element.

—Paul Strathern

Examples of undiscovered in a Sentence

Recent Examples on the Web

Astronomers estimate that between 20 and 50 novae occur each year in our galaxy, but most go undiscovered, according to NASA. —Jamie Carter, Forbes.com, 2 July 2025

There could also be smaller binary companions to some stars that have gone undiscovered. —Phil Plait, Scientific American, 12 June 2025

Its existence, if confirmed, casts doubt on the idea that an undiscovered ninth planet might be lurking in the far reaches of our solar system, referred to as Planet X or Planet Nine. —Margherita Bassi, Smithsonian Magazine, 29 May 2025

Explore spirited small towns, undiscovered and uncrowded hidden gems, and world-class outdoor adventures in the Mountain State, where country roads lead you far away from everything—and a little closer to heaven. —Outside Online, 14 May 2025

Word History

First Known Use

1555, in the meaning defined above

Rhymes for undiscovered

• covered
• hovered
• discovered
• recovered
• uncovered
• rediscovered
• unrecovered