unlettered

adjective

1. not educated; uneducated; untutored; ignorant.
2. not literate; illiterate.
3. not marked with letters, as a tombstone.

adjective

1. uneducated; illiterate
2. not marked with lettersan unlettered tombstone

adj.mid-14c., “not possessed of book-learning,” from un- (1) “not” + lettered (see letter (n.)). An anglicized form of illiterate. Cf. Middle Dutch ongelettert.