uncharted
adj.adj. describes a place or situation that is completely new and has not been mapped or experienced before. You use this when you are doing something for the first time.
adj. describes a geographical area not recorded on a map or, figuratively, a situation that is unfamiliar and lacks precedents. Often used to describe innovative or risky ventures.
The ship sailed into uncharted waters.
The company is entering uncharted territory with its latest move into the renewable energy market.
Navigating the ethical implications of artificial intelligence feels like exploring uncharted territory, as existing legal frameworks fail to address the rapid pace of technological change.
From un- + charted. Piecewise doublet of uncarded.
Typically used attributively before nouns like 'waters', 'territory', or 'regions'.
uncharted territorysuncharted territoryWhen used figuratively, 'territory' is often treated as uncountable or part of a fixed singular phrase.