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

Dalio’s OceanX focuses on exploring uncharted undersea regions and marine life, work supported in part by Triton Submarines, the private-submersible company he co-owns with filmmaker James Cameron. — Brett Berk, Robb Report, 22 Aug. 2026

The English brand has been around since 1759, and is known for pushing the boundaries of fine bone china into more uncharted territory. — Angela Tafoya, Architectural Digest, 21 Aug. 2026

For healthcare organizations, that frontier remains uncharted, and the window to get ahead of it is narrowing. — Rhett Alden, Forbes.com, 21 Aug. 2026

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

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