"Udāyin" meaning in Tocharian B

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "sa",
        "3": "उदयिन्",
        "nocap": "1"
      },
      "expansion": "learned borrowing from Sanskrit उदयिन् (udayin)",
      "name": "lbor"
    }
  ],
  "etymology_text": "Probably a learned borrowing from Sanskrit उदयिन् (udayin).",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "2": "proper noun"
      },
      "expansion": "Udāyin",
      "name": "head"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tocharian B entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Tocharian B given names",
          "parents": [
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "an unknown-gender given name"
      ],
      "id": "en-Udāyin-txb-name-6tIpmVpa",
      "links": [
        [
          "given name",
          "given name"
        ]
      ]
    }
  ],
  "word": "Udāyin"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "sa",
        "3": "उदयिन्",
        "nocap": "1"
      },
      "expansion": "learned borrowing from Sanskrit उदयिन् (udayin)",
      "name": "lbor"
    }
  ],
  "etymology_text": "Probably a learned borrowing from Sanskrit उदयिन् (udayin).",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "2": "proper noun"
      },
      "expansion": "Udāyin",
      "name": "head"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Tocharian B entries with incorrect language header",
        "Tocharian B given names",
        "Tocharian B learned borrowings from Sanskrit",
        "Tocharian B lemmas",
        "Tocharian B proper nouns",
        "Tocharian B terms borrowed from Sanskrit",
        "Tocharian B terms derived from Sanskrit",
        "Tocharian B terms spelled with D"
      ],
      "glosses": [
        "an unknown-gender given name"
      ],
      "links": [
        [
          "given name",
          "given name"
        ]
      ]
    }
  ],
  "word": "Udāyin"
}