1. (computer science) a copy of a file or directory on a separate storage device; - Example: "he made a backup in case the original was accidentally damaged or erased" [syn: backup, computer backup]
WordNet (r) 3.0 (2006):
computer backup
n 1: (computer science) a copy of a file or directory on a
separate storage device; "he made a backup in case the
original was accidentally damaged or erased" [syn:
backup, computer backup]