1. uncharted - Adjective
2. uncharted - Adjective Satellite
(of unknown regions) not yet surveyed or investigated
Source: WordNetNo pessimist ever discovered the secret of the stars, or sailed to an uncharted land, or opened a new doorway for the human spirit. Helen Keller
He who studies medicine without books sails an uncharted sea, but he who studies medicine without patients does not go to sea at all. William Osler
There are no signposts in the sky to show a man has passed that way before. There are no channels marked. The flier breaks each second into new uncharted seas. Anne Morrow Lindbergh
A nomad I will remain for life, in love with distant and uncharted places. Isabelle Eberhardt
...when I started doing chemistry, I did it the way I fished – for the excitement, the discovery, the adventure, for going after the most elusive catch imaginable in uncharted seas. K. Barry Sharpless
A scholar like myself who is not a Sinologist and yet ventures the proposition that Chinese languages should be rewritten in the Greek alphabet (or "Romanized", to use the current term) is treading on uncharted territory (for him) and does so at his peril. Eric A. Havelock