Definition of card reader noun from the Oxford Advanced Learner's Dictionary


    card reader

    BrE BrE//ˈkɑːd riːdə(r)//
    ; NAmE NAmE//ˈkɑːrd riːdər//
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  1. 1an electronic device that reads data stored on a credit card, membership card, etc. a credit card reader
  2. 2an electronic device, that you can attach to or that is part of a computer, printer, etc., which reads or transfers data from a memory device