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English definition of “test”

test

verb     /test/
[T] to ask someone a set of questions or give them practical activities to do, in order to measure their knowledge or ability: We will test your strength and stamina.test sb on sth We will test new taxi drivers on how well they know their way around.
[I or T] to do something in order to discover if something is safe, works correctly, etc., or if something is present: We test every product numerous times before it ships. The machine kept breaking down when I tested it.test (sth) for sth The company is testing for gold in the deposits.test sth on sth/sb The drugs were first tested on animals.test negative/positive (for sth) He tested positive for the disease.
[T] if a situation tests someone or something, it shows how good, strong, etc. they are: The new chief executive will quickly get a chance to test his diplomatic skills. Investors in British information technology stocks should prepare to have their nerve tested again.
→ See also alpha test, beta-test
(Definition of test verb from the Cambridge Business English Dictionary © Cambridge University Press)
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