"deauthentication" meaning in English

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  "etymology_text": "Etymology tree\nProto-Indo-European *de\nProto-Indo-European *-h₁\nProto-Indo-European *déh₁\nProto-Italic *dē\nLatin dē\nLatin dē-der.\nEnglish de-\nEnglish authenticate\nProto-Indo-European *-tis\nProto-Indo-European *-Hō\nProto-Indo-European *-tiHō\nProto-Italic *-tiō\nLatin -tiō\nLatin -ātiōlbor.\nOld French -ationbor.\nMiddle English -acioun\nEnglish -ation\nEnglish authentication\nEnglish deauthentication\nFrom de- + authentication.",
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  "pos": "noun",
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      "glosses": [
        "The invalidation of an existing authentication."
      ],
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        "(computing) The invalidation of an existing authentication."
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          "word": "annulment"
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