"mother's milk" meaning in English

{
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        "3": "moderis mylke"
      },
      "expansion": "Middle English moderis mylke",
      "name": "inh"
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      "args": {
        "1": "en",
        "2": "mother",
        "3": "-'s",
        "4": "milk"
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      "expansion": "mother + -'s + milk",
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    }
  ],
  "etymology_text": "From Middle English moderis mylke, equivalent to mother + -'s + milk.",
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      "expansion": "mother's milk (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Breastfeeding",
          "orig": "en:Breastfeeding",
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            "Babies",
            "Body",
            "Female",
            "Human behaviour",
            "Children",
            "Human",
            "Gender",
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            "All topics",
            "Biology",
            "Psychology",
            "Sociology",
            "Age",
            "People",
            "Fundamental",
            "Sciences",
            "Social sciences",
            "Time",
            "Society"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Milk",
          "orig": "en:Milk",
          "parents": [
            "Beverages",
            "Bodily fluids",
            "Dairy products",
            "Drinking",
            "Food and drink",
            "Liquids",
            "Body parts",
            "Human behaviour",
            "All topics",
            "Matter",
            "Body",
            "Anatomy",
            "Human",
            "Fundamental",
            "Chemistry",
            "Nature",
            "Biology",
            "Medicine",
            "Sciences"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Breast milk; milk produced by a human or animal mother for her offspring to nurse."
      ],
      "id": "en-mother's_milk-en-noun-7xbNrBkJ",
      "links": [
        [
          "Breast milk",
          "breast milk"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "mother's milk"
}

{
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    {
      "args": {
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        "2": "enm",
        "3": "moderis mylke"
      },
      "expansion": "Middle English moderis mylke",
      "name": "inh"
    },
    {
      "args": {
        "1": "en",
        "2": "mother",
        "3": "-'s",
        "4": "milk"
      },
      "expansion": "mother + -'s + milk",
      "name": "af"
    }
  ],
  "etymology_text": "From Middle English moderis mylke, equivalent to mother + -'s + milk.",
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      "expansion": "mother's milk (uncountable)",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "Breast milk; milk produced by a human or animal mother for her offspring to nurse."
      ],
      "links": [
        [
          "Breast milk",
          "breast milk"
        ]
      ],
      "tags": [
        "uncountable"
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  "word": "mother's milk"
}