1 (of a person) not knowing how to read or write:
A large percentage of the rural population was illiterate.
OPPLITERATE
2 (of a document or letter) badly written, as if by sb without much education
3 (usually after a noun or adverb) not knowing very much about a particular subject area:
computer illiterate * musically illiterate
illiteracy noun [U]:
The illiteracy rate on the island is still unacceptably high.
noun a person who is illiterate
