"monozygotic twin" meaning in English

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      "form": "monozygotic twins",
      "tags": [
        "plural"
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      "expansion": "monozygotic twin (plural monozygotic twins)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "source": "w"
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          "langcode": "en",
          "name": "Family members",
          "orig": "en:Family members",
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            "People",
            "Human",
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            "Fundamental"
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        {
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          "name": "Siblings",
          "orig": "en:Siblings",
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      ],
      "glosses": [
        "Synonym of identical twin"
      ],
      "id": "en-monozygotic_twin-en-noun-zmd27CCZ",
      "links": [
        [
          "identical twin",
          "identical twin#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
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          "word": "identical twin"
        }
      ]
    }
  ],
  "word": "monozygotic twin"
}

{
  "forms": [
    {
      "form": "monozygotic twins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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      "expansion": "monozygotic twin (plural monozygotic twins)",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
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      ],
      "links": [
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      "synonyms": [
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          "word": "identical twin"
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  ],
  "word": "monozygotic twin"
}