"༁" meaning in Tibetan

{
  "etymology_text": "Truncated form of letter ཨ (a).",
  "head_templates": [
    {
      "args": {
        "1": "bo",
        "2": "proper noun"
      },
      "expansion": "༁ • (transliteration needed)",
      "name": "head"
    }
  ],
  "lang": "Tibetan",
  "lang_code": "bo",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Tibetan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "bo",
          "name": "Head marks",
          "orig": "bo:Head marks",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A terma head mark."
      ],
      "id": "en-༁-bo-name-xerFN-qj"
    }
  ],
  "word": "༁"
}

{
  "etymology_text": "Truncated form of letter ཨ (a).",
  "head_templates": [
    {
      "args": {
        "1": "bo",
        "2": "proper noun"
      },
      "expansion": "༁ • (transliteration needed)",
      "name": "head"
    }
  ],
  "lang": "Tibetan",
  "lang_code": "bo",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Requests for transliteration of Tibetan terms",
        "Tibetan entries with incorrect language header",
        "Tibetan lemmas",
        "Tibetan proper nouns",
        "bo:Head marks"
      ],
      "glosses": [
        "A terma head mark."
      ]
    }
  ],
  "word": "༁"
}