"Old Lithuanian" meaning in English

{
  "head_templates": [
    {
      "args": {
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      },
      "expansion": "Old Lithuanian",
      "name": "en-proper noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "name": "English retronyms",
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          "langcode": "en",
          "name": "Languages",
          "orig": "en:Languages",
          "parents": [
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            "Names",
            "Communication",
            "All topics",
            "Proper nouns",
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            "Fundamental",
            "Nouns",
            "Lemmas"
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        }
      ],
      "glosses": [
        "The written form of Lithuanian used in the 16th and 17th centuries."
      ],
      "id": "en-Old_Lithuanian-en-name-5g9UsrLT",
      "links": [
        [
          "Lithuanian",
          "Lithuanian"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "OLith."
        }
      ]
    }
  ],
  "word": "Old Lithuanian"
}

{
  "head_templates": [
    {
      "args": {
        "head": "Old Lithuanian"
      },
      "expansion": "Old Lithuanian",
      "name": "en-proper noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
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        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
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        "en:Languages"
      ],
      "glosses": [
        "The written form of Lithuanian used in the 16th and 17th centuries."
      ],
      "links": [
        [
          "Lithuanian",
          "Lithuanian"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "OLith."
    }
  ],
  "word": "Old Lithuanian"
}