definition of
nonextant

[1] #1 nonextant a. [extinct] 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". wn

[2] #2 nonextant s. no longer existing or inaccessible through loss or destruction; "its nonextant original was written on vellum"- G.B.Saul. wn