ppl. a. [UN-1 8.] Not marked on a map or chart. (Common in recent use.)

1

1803.  Godwin, Chaucer, II. l. 463. We may believe then that, when Chaucer viewed the enterprising youth of thirteen, and the helpless child of four, he pronounced to himself, that scarcely any question of party, any course to be steered in the doubtful and uncharted sea of politics, could justify him in having risqued the consigning these children to obscurity, and exposing them to all the temptations, contumelies and intellectual famine of a poor estate.

2

[1847.  Webster]

3

1858.  G. M. Ryder, Gillian & other Poems, 73.

        As we had in youth been parted,
Tracing desert paths, uncharted.

4

1895.  Pop. Sci. Monthly, July, 404. To establish the latitude and longitude of uncharted places.

5

1897.  Edin. Rev., Oct., 322. In tracking the Siberian coast through the month of August, many uncharted islands were discovered.

6