"รากที่สอง" meaning in Thai

{
  "etymology_templates": [
    {
      "args": {
        "1": "th",
        "2": "ราก",
        "3": "ที่",
        "4": "สอง"
      },
      "expansion": "ราก (râak) + ที่ (tîi) + สอง (sɔ̌ɔng)",
      "name": "com"
    }
  ],
  "etymology_text": "ราก (râak) + ที่ (tîi) + สอง (sɔ̌ɔng)",
  "forms": [
    {
      "form": "râak-tîi-sɔ̌ɔng",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "รากที่สอง • (râak-tîi-sɔ̌ɔng)",
      "name": "th-noun"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Thai entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Thai terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "th",
          "name": "Mathematics",
          "orig": "th:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "square root"
      ],
      "id": "en-รากที่สอง-th-noun-ou22m-MM",
      "links": [
        [
          "square root",
          "square root"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/raːk̚˥˩.tʰiː˥˩.sɔːŋ˩˩˦/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "รากที่สอง"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "th",
        "2": "ราก",
        "3": "ที่",
        "4": "สอง"
      },
      "expansion": "ราก (râak) + ที่ (tîi) + สอง (sɔ̌ɔng)",
      "name": "com"
    }
  ],
  "etymology_text": "ราก (râak) + ที่ (tîi) + สอง (sɔ̌ɔng)",
  "forms": [
    {
      "form": "râak-tîi-sɔ̌ɔng",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "รากที่สอง • (râak-tîi-sɔ̌ɔng)",
      "name": "th-noun"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Rhymes:Thai/ɔːŋ",
        "Thai 3-syllable words",
        "Thai compound terms",
        "Thai entries with incorrect language header",
        "Thai lemmas",
        "Thai nouns",
        "Thai terms with IPA pronunciation",
        "Thai terms with redundant script codes",
        "th:Mathematics"
      ],
      "glosses": [
        "square root"
      ],
      "links": [
        [
          "square root",
          "square root"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/raːk̚˥˩.tʰiː˥˩.sɔːŋ˩˩˦/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "รากที่สอง"
}