English

Adjective

uncharted ‎(comparative more uncharted, superlative most uncharted)

1. not surveyed or mapped
   • 1979, Douglas Adams, The Hitchhiker's Guide to the Galaxy

     Far out in the uncharted backwaters of the unfashionable end of the Western Spiral arm of the Galaxy lies a small unregarded yellow sun.

   • 2013 November 27, John Grotzinger, “The world of Mars [print version: International Herald Tribune Magazine, 2013, p. 36]”, in The New York Times:

     John Wesley Powell ... the one-armed Civil War veteran led nine men in four wooden dories down the untamed and uncharted Colorado River and into the equally untamed and uncharted Grand Canyon.

Derived terms

• uncharted water