from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The study of things of which cannot be known.
from the GNU version of the Collaborative International Dictionary of English
- n. The doctrine concerning those things of which we are necessarily ignorant.
from The Century Dictionary and Cyclopedia
- n. In metaphysics, the doctrine or theory of ignorance, which seeks to determine what we are necessarily ignorant of.
From Greek: ἀγνωστ, agnost, "not known"; and λόγος, logos, "knowledge." (Wiktionary)