'Terra incognita' definitions:

Definition of 'terra incognita'

(from WordNet)

noun

An unknown and unexplored region; "they came like angels out the unknown" [syn: unknown, unknown region, terra incognita]

Definition of 'Terra incognita'

From: GCIDE

Terra incognita \Ter"ra in*cog"ni*ta\ [L.] An unknown land; unexplored country.
The enormous tracts lying outside China proper, still almost terrae incognitae. --A. R. Colquhoun. [Webster 1913 Suppl.]

Synonyms of 'terra incognita'

From: Moby Thesaurus

dark horse,
enigma,
frontier,
frontiers of knowledge,
matter of ignorance,
mystery,
n,
puzzle,
riddle,
sealed book,
the incalculable,
the strange,
the unfamiliar,
the unknowable,
the unknown,
unexplored ground,
unexplored territory,
unknown quantity,
x,
z

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