To obliterate information from (a storage medium), such as to clear or (with magnetic storage) to demagnetize
I'm going to erase this tape.
To rub or scrape out, as letters or characters written, engraved, or painted; to efface; to expunge; to cross out; as, to erase a word or a name
to cause an engram to vanish entirely by recounting, at which time it is filed as memory and experience and ceases to be part of the reactive mind See also engram; reactive mind
If you erase sound which has been recorded on a tape or information which has been stored in a computer, you completely remove or destroy it. He was in the studio tearfully erasing all the tapes he'd slaved over It appears the names were accidentally erased from computer disks. = wipe
(1) To replace the contents of a storage area by binary zero (2) Another form of DEL command
In computer terminology, to expunge, wipe out, or destroy stored information, usually without destroying the storage media, as in demagnetizing a magnetic tape