erase

Short definition from Wiktionary

Verb

1. 1
   To remove (markings or information).
2. 2
   To obliterate information from (a storage medium), such as to clear or (with magnetic storage) to demagnetize.
3. 3
   To obliterate (information) from a storage medium, such as to clear or to overwrite.
4. 4
   To remove a runner from the bases via a double play or pick off play
5. 5
   To be erased (have markings removed, have information removed, or be cleared of information).
6. 6
   To disregard (a group, an orientation, etc.); to prevent from having an active role in society.
7. 7
   To kill; assassinate.

Noun

1. 1
   The operation of deleting data.