uncharted

adjective

un·​chart·​ed ˌən-ˈchär-təd 

: not recorded or plotted on a map, chart, or plan

an uncharted island

—often used figuratively

The discussion moved into uncharted territory/waters. [=moved into a new and unknown area]

Examples of uncharted in a Sentence

Recent Examples on the Web

Uncharted territory The effects of each El Niño tend to be unique, and society is in uncharted territory with this one. — Andrew Freedman, CNN Money, 13 Aug. 2026

Not long afterward, their ship runs aground on an uncharted island heavily populated by dinosaurs. — Frank Scheck, HollywoodReporter, 9 Aug. 2026

But it's taken me into uncharted territory in the process — confronting someone from my youth. — Nikki Battiste, CBS News, 9 Aug. 2026

What happens after Monday’s hearing and the mandatory 45-day public comment period will be uncharted territory, Brockbank said. — Rosanna Xia, Los Angeles Times, 7 Aug. 2026

Word History

First Known Use

1832, in the meaning defined above

Phrases Containing uncharted

• uncharted waters

Rhymes for uncharted

• departed
• halfhearted
• imparted
• kindhearted
• lighthearted
• restarted
• warmhearted
• wholehearted
• brokenhearted
• carted
• charted
• darted

Kids Definition

uncharted

adjective

un·​chart·​ed ˌən-ˈchärt-əd 

: not recorded or located on a map, chart, or plan : unknown

vast uncharted wilderness