Not having been deleted.

simple past tense and past participle of undelete

(transitive, computing) To recover (a file, record, etc.) from a deleted state; restore.

present participle of undelete

Third-person singular simple present indicative form of undelete

(computing) That cannot be deleted; indelible.

(computing) That can be undeleted.

(computing) Restoration of previously deleted content.

plural of undeletion

(computing) A program that undeletes.