Definition of uncharted in English:
- It requires going into uncharted areas that may or may not be popular.
- All that was necessary to test that hypothesis was to get on a ship and go to one of these uncharted areas and see.
- On top of that, the question of involving the private service providers had remained an uncharted field.
Uncharted means ‘not yet mapped or surveyed.’ Especially in the phrase uncharted territory, it is confused with unchartered, a far less common word that means ‘not having a charter or written constitution.’ Unchartered territory constitutes around 10 percent of the total citations for the phrase in the Oxford Enɡlish Corpus.