the GNU version of the Collaborative International Dictionary of English
n. The state of not existing; absence of existence; the negation of being; -- usually used with reference to existince in the real world, or logical possiblity.
n. A thing that has no existence.
The Century Dictionary and Cyclopedia
n. Absence of existence; the negation of being.
n. A thing that has no existence or being.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the state of not existing
Word Usage
"Of course, the kobold’s nonexistence is no reason to stop playing the game …"