'nonextant' definitions:

Definition of 'nonextant'

From: WordNet
adjective
No longer in existence; lost or especially having died out leaving no living representatives; "an extinct species of fish"; "an extinct royal family"; "extinct laws and customs" [syn: extinct, nonextant] [ant: extant]
adjective
No longer existing or inaccessible through loss or destruction; "its nonextant original was written on vellum"- G.B.Saul

Definition of 'nonextant'

From: GCIDE
  • nonextant \nonextant\ adj. No longer existing; inaccessible through loss or destruction. [WordNet 1.5]
  • Its nonextant original was written on vellum --G. B. Saul