Definition of dongle noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈdɒŋɡl//
; NAmE NAmE//ˈdɑːŋɡl//
, NAmE//ˈdɔːŋɡl//
(computing) Computer hardware
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a small device that is used with a computer, especially to access protected software or the Internet See related entries: Computer hardware Word Origin 1980s: an arbitrary formation.
See the Oxford Advanced American Dictionary entry: dongle