"Thach" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "vi",
        "3": "Thạch"
      },
      "expansion": "Vietnamese Thạch",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "Shih"
      },
      "expansion": "Doublet of Shih",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Vietnamese Thạch. Doublet of Shih.",
  "forms": [
    {
      "form": "Thaches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Thaches"
      },
      "expansion": "Thach (plural Thaches)",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English surnames",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A surname from Vietnamese."
      ],
      "id": "en-Thach-en-name-Lmduqgry",
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "word": "Thach"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "vi",
        "3": "Thạch"
      },
      "expansion": "Vietnamese Thạch",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "Shih"
      },
      "expansion": "Doublet of Shih",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Vietnamese Thạch. Doublet of Shih.",
  "forms": [
    {
      "form": "Thaches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Thaches"
      },
      "expansion": "Thach (plural Thaches)",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English doublets",
        "English entries with incorrect language header",
        "English lemmas",
        "English proper nouns",
        "English surnames",
        "English surnames from Vietnamese",
        "English terms borrowed from Vietnamese",
        "English terms derived from Vietnamese",
        "English uncountable nouns",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "A surname from Vietnamese."
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "word": "Thach"
}