No. The term "delete" refers to the type of computer function where the data is marked as deleted, but not really gone. The following functions also perform a simple "delete": - Drag files to trash can or recycling bin - Clear Cache, clear history The technical term "secure delete" refers to the type of computer function where the data is overwritten by other characters so the data can't be recovered. An all-purpose utility that does this is often called a "secure delete utility", a "file shredder" or a "data shredder".