"stemma" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ine-pro",
        "3": "*stegʷʰ-"
      },
      "expansion": "",
      "name": "root"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "στέμμα"
      },
      "expansion": "Ancient Greek στέμμα (stémma)",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek στέμμα (stémma).",
  "forms": [
    {
      "form": "stemmata",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "stemmas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "stemmata",
        "2": "s"
      },
      "expansion": "stemma (plural stemmata or stemmas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0 0",
      "word": "stemma codicum"
    },
    {
      "_dis1": "0 0 0",
      "word": "stemmatics"
    }
  ],
  "senses": [
    {
      "glosses": [
        "A family tree or recorded genealogy"
      ],
      "id": "en-stemma-en-noun-QY9dqiUZ",
      "links": [
        [
          "family tree",
          "family tree"
        ],
        [
          "genealogy",
          "genealogy"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "9 50 41",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "In the study of stemmatics, a diagram showing the relationship of a text to its manuscripts"
      ],
      "id": "en-stemma-en-noun-h8psc0lu",
      "links": [
        [
          "stemmatics",
          "stemmatics"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "9 50 41",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "One of the types of simple eyes in arthropods"
      ],
      "id": "en-stemma-en-noun--vHjOpyT"
    }
  ],
  "wikipedia": [
    "stemma"
  ],
  "word": "stemma"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English nouns with irregular plurals",
    "English terms borrowed from Ancient Greek",
    "English terms derived from Ancient Greek",
    "English terms derived from Proto-Indo-European",
    "English terms derived from the Proto-Indo-European root *stegʷʰ-"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ine-pro",
        "3": "*stegʷʰ-"
      },
      "expansion": "",
      "name": "root"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "στέμμα"
      },
      "expansion": "Ancient Greek στέμμα (stémma)",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek στέμμα (stémma).",
  "forms": [
    {
      "form": "stemmata",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "stemmas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "stemmata",
        "2": "s"
      },
      "expansion": "stemma (plural stemmata or stemmas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "stemma codicum"
    },
    {
      "word": "stemmatics"
    }
  ],
  "senses": [
    {
      "glosses": [
        "A family tree or recorded genealogy"
      ],
      "links": [
        [
          "family tree",
          "family tree"
        ],
        [
          "genealogy",
          "genealogy"
        ]
      ]
    },
    {
      "glosses": [
        "In the study of stemmatics, a diagram showing the relationship of a text to its manuscripts"
      ],
      "links": [
        [
          "stemmatics",
          "stemmatics"
        ]
      ]
    },
    {
      "glosses": [
        "One of the types of simple eyes in arthropods"
      ]
    }
  ],
  "wikipedia": [
    "stemma"
  ],
  "word": "stemma"
}