"mixin" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mix",
        "3": "in"
      },
      "expansion": "mix + in",
      "name": "compound"
    }
  ],
  "etymology_text": "mix + in",
  "forms": [
    {
      "form": "mixins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mixin (plural mixins)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Object-oriented programming",
          "orig": "en:Object-oriented programming",
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            "Applied sciences",
            "Media",
            "Fundamental",
            "Communication"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Traits are somewhat between an interface and a mixin, as an interface contains only method signatures, while a trait includes also the full method definitions; on the other side mixins include method definitions, but they can also carry state through attributes, while traits usually don't."
        }
      ],
      "glosses": [
        "An uninstantiable class that provides functionality to be inherited by a subclass."
      ],
      "id": "en-mixin-en-noun-gY4xPX1i",
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          "object-oriented programming",
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        [
          "uninstantiable",
          "uninstantiable"
        ],
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          "class",
          "class"
        ],
        [
          "functionality",
          "functionality"
        ],
        [
          "inherit",
          "inherit"
        ],
        [
          "subclass",
          "subclass"
        ]
      ],
      "qualifier": "object-oriented programming",
      "raw_glosses": [
        "(object-oriented programming) An uninstantiable class that provides functionality to be inherited by a subclass."
      ],
      "related": [
        {
          "word": "interface"
        },
        {
          "word": "trait"
        }
      ],
      "synonyms": [
        {
          "word": "abstract base class"
        }
      ],
      "wikipedia": [
        "mixin"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈmɪksɪn/"
    }
  ],
  "word": "mixin"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mix",
        "3": "in"
      },
      "expansion": "mix + in",
      "name": "compound"
    }
  ],
  "etymology_text": "mix + in",
  "forms": [
    {
      "form": "mixins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mixin (plural mixins)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "interface"
    },
    {
      "word": "trait"
    }
  ],
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        "English compound terms",
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        "English lemmas",
        "English nouns",
        "English terms with IPA pronunciation",
        "en:Object-oriented programming"
      ],
      "examples": [
        {
          "text": "Traits are somewhat between an interface and a mixin, as an interface contains only method signatures, while a trait includes also the full method definitions; on the other side mixins include method definitions, but they can also carry state through attributes, while traits usually don't."
        }
      ],
      "glosses": [
        "An uninstantiable class that provides functionality to be inherited by a subclass."
      ],
      "links": [
        [
          "object-oriented programming",
          "object-oriented programming"
        ],
        [
          "uninstantiable",
          "uninstantiable"
        ],
        [
          "class",
          "class"
        ],
        [
          "functionality",
          "functionality"
        ],
        [
          "inherit",
          "inherit"
        ],
        [
          "subclass",
          "subclass"
        ]
      ],
      "qualifier": "object-oriented programming",
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        "(object-oriented programming) An uninstantiable class that provides functionality to be inherited by a subclass."
      ],
      "wikipedia": [
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    }
  ],
  "sounds": [
    {
      "ipa": "/ˈmɪksɪn/"
    }
  ],
  "synonyms": [
    {
      "word": "abstract base class"
    }
  ],
  "word": "mixin"
}