Home › Words › N › nonexistnonexistnonexist means to not exist; to unexist.EtymologyProbably a back-formation from nonexistent. By surface analysis, non- + exist.verbTo not exist; to unexist.e.g.“Nothing is by the laws of the mind to be held as having no beginning, which we can rationally conceive to have once nonexisted and then begun.” — 1860, Charles Kittredge True, The Elements of Logic, page 167:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.unexistence 79% match — Lack of existence. vs nonexist →nonexistence 78% match — The state of not existing. vs nonexist →unexistent 75% match — Not existent vs nonexist →existless 74% match — nonexistent vs nonexist →nonextant 74% match — Not extant. vs nonexist →existlessness 73% match — nonexistence vs nonexist →inexistant 71% match — nonexistent; that does not exist vs nonexist →inexistence 70% match — The state of not being, not existing, or not being perceptible. vs nonexist →