"প্রথম ভাষা" meaning in Bengali

{
  "forms": [
    {
      "form": "prothom bhaśa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bn",
        "2": "noun"
      },
      "expansion": "প্রথম ভাষা • (prothom bhaśa)",
      "name": "head"
    }
  ],
  "lang": "Bengali",
  "lang_code": "bn",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Bengali entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "My first language is Burmese, but my medium of instruction is Bengali.",
          "roman": "amar prothom bhaśa bormi bhaśa, kintu amar śikkhar maddhom baṅla.",
          "text": "আমার প্রথম ভাষা বর্মী ভাষা, কিন্তু আমার শিক্ষার মাধ্যম বাংলা।",
          "type": "example"
        }
      ],
      "glosses": [
        "first language"
      ],
      "id": "en-প্রথম_ভাষা-bn-noun-p83oiCnB",
      "links": [
        [
          "first language",
          "first language"
        ]
      ]
    }
  ],
  "word": "প্রথম ভাষা"
}

{
  "forms": [
    {
      "form": "prothom bhaśa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bn",
        "2": "noun"
      },
      "expansion": "প্রথম ভাষা • (prothom bhaśa)",
      "name": "head"
    }
  ],
  "lang": "Bengali",
  "lang_code": "bn",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Bengali entries with incorrect language header",
        "Bengali lemmas",
        "Bengali multiword terms",
        "Bengali nouns",
        "Bengali terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "My first language is Burmese, but my medium of instruction is Bengali.",
          "roman": "amar prothom bhaśa bormi bhaśa, kintu amar śikkhar maddhom baṅla.",
          "text": "আমার প্রথম ভাষা বর্মী ভাষা, কিন্তু আমার শিক্ষার মাধ্যম বাংলা।",
          "type": "example"
        }
      ],
      "glosses": [
        "first language"
      ],
      "links": [
        [
          "first language",
          "first language"
        ]
      ]
    }
  ],
  "word": "প্রথম ভাষা"
}