integrated information system
Also found in: Acronyms.
integrated information system[′in·tə‚grād·əd ‚in·fər′mā·shən ‚sis·təm]
An expansion of a basic information system achieved through system design of an improved or broader capability by functionally or technically relating two or more information systems, or by incorporating a portion of the functional or technical elements of one information system into another.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.