nonexistence[noun]Synonyms: nothingness, nada, nihility, nullity, vacuity
Antonyms: existence, reality
[TahlilGaran] English Synonym Dictionary ▲
non·ex·is·tence (n
ŏn

ĭg-zĭs

təns)
n.► The condition of not existing.
► Something that does not exist.
[TahlilGaran] American Dictionary ▲