"Proto-Tocharian" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "proto",
        "3": "Tocharian"
      },
      "expansion": "proto- + Tocharian",
      "name": "pre"
    }
  ],
  "etymology_text": "From proto- + Tocharian.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Proto-Tocharian",
      "name": "en-proper noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with proto-",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
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          "parents": [],
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        },
        {
          "kind": "other",
          "name": "Hindi terms with redundant transliterations",
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            "Terms with redundant transliterations",
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        },
        {
          "kind": "other",
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          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Languages",
          "orig": "en:Languages",
          "parents": [
            "Language",
            "Names",
            "Communication",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Linguistics",
          "orig": "en:Linguistics",
          "parents": [
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
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            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The reconstructed ancestor of the Tocharian languages."
      ],
      "id": "en-Proto-Tocharian-en-name-jFu9o2od",
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "reconstructed",
          "reconstructed"
        ],
        [
          "ancestor",
          "ancestor"
        ],
        [
          "Tocharian",
          "Tocharian"
        ]
      ],
      "raw_glosses": [
        "(linguistics) The reconstructed ancestor of the Tocharian languages."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "translations": [
        {
          "code": "hi",
          "lang": "Hindi",
          "roman": "ādim-tuṣārī",
          "sense": "Tocharian language",
          "word": "आदिम-तुषारी"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "Tocharian language",
          "tags": [
            "masculine"
          ],
          "word": "prototocariano"
        }
      ]
    }
  ],
  "word": "Proto-Tocharian"
}

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        "2": "proto",
        "3": "Tocharian"
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      "expansion": "proto- + Tocharian",
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    }
  ],
  "etymology_text": "From proto- + Tocharian.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Proto-Tocharian",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms prefixed with proto-",
        "English uncountable nouns",
        "Entries with translation boxes",
        "Hindi terms with redundant transliterations",
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        "Proto-Tocharian language",
        "Terms with Hindi translations",
        "Terms with Portuguese translations",
        "en:Languages",
        "en:Linguistics"
      ],
      "glosses": [
        "The reconstructed ancestor of the Tocharian languages."
      ],
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
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          "reconstructed"
        ],
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        ],
        [
          "Tocharian",
          "Tocharian"
        ]
      ],
      "raw_glosses": [
        "(linguistics) The reconstructed ancestor of the Tocharian languages."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "hi",
      "lang": "Hindi",
      "roman": "ādim-tuṣārī",
      "sense": "Tocharian language",
      "word": "आदिम-तुषारी"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "Tocharian language",
      "tags": [
        "masculine"
      ],
      "word": "prototocariano"
    }
  ],
  "word": "Proto-Tocharian"
}