Test or testing may refer to:

• Test and experiment form parts of the scientific method, to verify or falsify an expectation with an observation. See statistical hypothesis testing for the case when the outcome is subject to random variation.
• Test (student assessment) or assessment, in education, (also called an "examination") serves to assess or measure students' performance, knowledge or skills
• Quality control testing, in manufacturing, a procedure designed to test the functionality of a product under potentially harmful conditions; see also system under test
• Software testing, in software engineering, identifies bugs in programs
• In marketing, test can refer to a type of marketing research
• List of tests, a more complete list of articles on tests

Other uses of the word test: