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English definition of “tester”

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tester

noun [C] uk   /ˈtes.tər/ us    /-tɚ/
a person or a machine that tests something a small container of a product that you can try in order to see if you like it
Translations of “tester”
in Chinese (Traditional) 測試員, 試驗員, 測試器,測試儀…
in Chinese (Simplified) 测试员, 试验员, 测试器,测试仪…
(Definition of tester from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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