English edit

Etymology edit

From un- +‎ archive.

Verb edit

unarchive (third-person singular simple present unarchives, present participle unarchiving, simple past and past participle unarchived)

  1. (computing, transitive) To extract from a digital archive.
    Do you know what software I need to unarchive these compressed files?
  2. (computing, transitive) To remove from an archived state.