adjective as in naught
noun as in negation
noun as in oblivion
noun as in nothing
noun as in nonentity
Is it less extravagant to have uncertainties about the non-existence of an evidently impossible being?
From the principle ex nihilo nihil fit he concluded that nothing could pass from non-existence to existence.
Kurt could give his honest promise, for he had enough of his endeavour to prove the non-existence of the ghost.
The non-existence of an antarctic continent was definitely ascertained.
As he found no continent, he decided upon the non-existence of Davis' Land.
On this page you'll find 122 synonyms, antonyms, and words related to non-existence, such as: cipher, nonexistence, nothing, zilch, insignificant, and useless.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.