Deletion by an act of expunging or erasing WordNet 3.0 & Open English WordNet

In the common law legal system, an expungement proceeding is a type of lawsuit in which an individual who has been arrested for or convicted of a crime seeks that the records of that earlier process be sealed or destroyed, making the records nonexistent or unavailable to the general public. Wikipedia

Process by which a record of criminal conviction is destroyed or sealed Wikidata

The action of erasing; deletion; obliteration. Wiktionary

Action of erasing. Wiktionary (translation)

The act of expunging or erasing. Wiktionary

The process by which the record of a criminal conviction is erased, destroyed or sealed. Wiktionary

The act by which something is expunged; a deletion. Wiktionary