nonextant

adjective

non·​ex·​tant ˌnän-ˈek-stənt 

-ek-ˈstant,

-ˈek-ˌstant

: not extant

especially : no longer existing or accessible through loss or destruction

nonextant records

Synonyms

• bygone
• bypast
• dead
• defunct
• departed
• done
• expired
• extinct
• gone
• vanished

Word History

First Known Use

1641, in the meaning defined above