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

1. A distinct set of test activities collected into a manageable phase of a project, e.g., the execution activities of a test level. [Reference: After Gerrard]

2. specific instantiation of test sub-process
NOTE: Test phases are synonymous with test levels, therefore examples of test phases are the same as for test levels (e.g. system test phase/sub-process).