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  1. Oxford Dictionary

    tester

    • IPA[ˈtɛstə]

    英式

    • n.
      a person who tests something, especially a new product.；a person who tests another's proficiency

    • noun: tester, plural noun: testers

    • 釋義

    名詞

    • 1. a person who tests something, especially a new product.
    • ▪ a person who tests another's proficiency testers seek only to establish a minimum level of performance necessary to graduate
    • ▪ a device that tests the functioning of something a mains tester
    • 2. a sample of a product provided so that customers can try it before buying it.