from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The state or condition of being unacquainted; unfamiliarity with something.
from the GNU version of the Collaborative International Dictionary of English
- n. The quality or state of being unacquainted; want of acquaintance; ignorance.
from The Century Dictionary and Cyclopedia
- n. Want of acquaintance or familiarity; lack of knowledge; ignorance.
un- + acquaintance (Wiktionary)