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

But with the truce still fragile, Beijing is in largely uncharted territory and remains cautious about taking on a messy war of America’s making. —Cate Cadell, Washington Post, 10 Apr. 2026

Atascocita, meanwhile, remains in uncharted territory, making the first championship game appearance in program history. —Jon Poorman, Houston Chronicle, 7 Apr. 2026

Related Stories Guthrie is stepping into uncharted territory. —Brian Steinberg, Variety, 3 Apr. 2026

Their perfectly imperfect romance narrative has been derailed by a more dangerous form of storytelling, the kind that can strand even the closest relationship in uncharted territory. —Justin Chang, New Yorker, 2 Apr. 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