The software testing technical terms - not only for ISTQB® Certified Tester Download PDF

1. A type of change-related testing to detect whether defects have been introduced or uncovered in unchanged areas of the software.

2. testing following modifications to a test item or to its operational environment, to identify whether regression failures occur
NOTE: The sufficiency of a set of regression test cases depends on the item under test and on the modifications to that item or its operational environment.