random-access disk file

random-access disk file

[′ran·dəm ¦ak‚ses ′disk ‚fīl]
(computer science)
A file which is contained on a disk having one head per track and in which consecutive records are not necessarily in consecutive locations.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.