"McBeth" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "gd",
        "3": "Mac Beatha",
        "4": "",
        "5": "son of life"
      },
      "expansion": "Scottish Gaelic Mac Beatha (“son of life”)",
      "name": "der"
    }
  ],
  "etymology_text": "Anglicized form of Scottish Gaelic Mac Beatha (“son of life”).",
  "forms": [
    {
      "form": "McBeths",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s"
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      "expansion": "McBeth (plural McBeths)",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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        {
          "kind": "other",
          "name": "English surnames",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A surname from Scottish Gaelic."
      ],
      "id": "en-McBeth-en-name-DwLw5T9d",
      "links": [
        [
          "surname",
          "surname"
        ]
      ],
      "synonyms": [
        {
          "word": "McBay"
        },
        {
          "word": "McBeath"
        },
        {
          "word": "McBee"
        },
        {
          "word": "McBey"
        }
      ],
      "wikipedia": [
        "McBeth"
      ]
    }
  ],
  "word": "McBeth"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "gd",
        "3": "Mac Beatha",
        "4": "",
        "5": "son of life"
      },
      "expansion": "Scottish Gaelic Mac Beatha (“son of life”)",
      "name": "der"
    }
  ],
  "etymology_text": "Anglicized form of Scottish Gaelic Mac Beatha (“son of life”).",
  "forms": [
    {
      "form": "McBeths",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s"
      },
      "expansion": "McBeth (plural McBeths)",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
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        "English entries with incorrect language header",
        "English lemmas",
        "English proper nouns",
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        "English terms derived from Scottish Gaelic",
        "English uncountable nouns"
      ],
      "glosses": [
        "A surname from Scottish Gaelic."
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ],
      "wikipedia": [
        "McBeth"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "McBay"
    },
    {
      "word": "McBeath"
    },
    {
      "word": "McBee"
    },
    {
      "word": "McBey"
    }
  ],
  "word": "McBeth"
}