"proamnion" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pro",
        "3": "amnion"
      },
      "expansion": "pro- + amnion",
      "name": "prefix"
    }
  ],
  "etymology_text": "pro- + amnion",
  "forms": [
    {
      "form": "proamnions",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "proamnia",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "proamnia"
      },
      "expansion": "proamnion (plural proamnions or proamnia)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with pro-",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An area of the blastoderm at the cephalic end of a vertebrate embryo, in which there is no mesoderm separating the ectoderm and endoderm"
      ],
      "id": "en-proamnion-en-noun-mA8F4xtS",
      "links": [
        [
          "blastoderm",
          "blastoderm"
        ],
        [
          "cephalic",
          "cephalic"
        ],
        [
          "embryo",
          "embryo"
        ],
        [
          "mesoderm",
          "mesoderm"
        ],
        [
          "ectoderm",
          "ectoderm"
        ],
        [
          "endoderm",
          "endoderm"
        ]
      ],
      "related": [
        {
          "word": "proamniotic"
        }
      ]
    }
  ],
  "word": "proamnion"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pro",
        "3": "amnion"
      },
      "expansion": "pro- + amnion",
      "name": "prefix"
    }
  ],
  "etymology_text": "pro- + amnion",
  "forms": [
    {
      "form": "proamnions",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "proamnia",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "proamnia"
      },
      "expansion": "proamnion (plural proamnions or proamnia)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "proamniotic"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms prefixed with pro-"
      ],
      "glosses": [
        "An area of the blastoderm at the cephalic end of a vertebrate embryo, in which there is no mesoderm separating the ectoderm and endoderm"
      ],
      "links": [
        [
          "blastoderm",
          "blastoderm"
        ],
        [
          "cephalic",
          "cephalic"
        ],
        [
          "embryo",
          "embryo"
        ],
        [
          "mesoderm",
          "mesoderm"
        ],
        [
          "ectoderm",
          "ectoderm"
        ],
        [
          "endoderm",
          "endoderm"
        ]
      ]
    }
  ],
  "word": "proamnion"
}