legacy system

legacy system definition - finance
An information technology or other automated system that is technologically obsolete. It may be too expensive to update or replace, but it is still needed for the companyÂ’s operations and thus is kept operational even though a newer system is in use.

Webster's New World Finance and Investment Dictionary Copyright © 2003 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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