D defs.my
Entry 2 senses Webster, 1913

Illiteracy

/ĭlˌ-ĭt'-ẽr-əs-ē/ · Il·lit·er·a·cy · IPA /ɪˈlɪtəɹəsi/
01 n. The state of being illiterate, or uneducated; lack of learning, or knowledge; ignorance; specifically, inability to read and write; as, the…
pl. Illiteracies ((#))
  1. 1.
    The state of being illiterate, or uneducated; lack of learning, or knowledge; ignorance; specifically, inability to read and write; as, the illiteracy shown by the last census.
  2. 2.
    An instance of ignorance; a literary blunder.
    “The many blunders and illiteracies of the first publishers of his [Shakespeare's] works.” Pope.