DASD: Meaning and Definition of

DASD

Pronunciation: (dāz'dē), [key]
— n. Computers.
  1. an external storage device, as a magnetic disk storage unit, in which the access mechanism and storage medium can be positioned directly at the addresses sought to read or write specific data items.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.