"مثلثات" meaning in Ottoman Turkish

{
  "etymology_templates": [
    {
      "args": {
        "1": "ota",
        "2": "ar",
        "3": "مُثَلَّثَات"
      },
      "expansion": "Arabic مُثَلَّثَات (muṯallaṯāt)",
      "name": "bor"
    }
  ],
  "etymology_text": "From Arabic مُثَلَّثَات (muṯallaṯāt).",
  "forms": [
    {
      "form": "müselesat",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ota",
        "2": "noun",
        "tr": "müselesat"
      },
      "expansion": "مثلثات • (müselesat)",
      "name": "head"
    }
  ],
  "lang": "Ottoman Turkish",
  "lang_code": "ota",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ottoman Turkish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ota",
          "name": "Geometry",
          "orig": "ota:Geometry",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "31 64 1 4",
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "31 65 1 4",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "trigonometry"
      ],
      "id": "en-مثلثات-ota-noun-AEhdGWpd",
      "links": [
        [
          "trigonometry",
          "trigonometry"
        ]
      ]
    }
  ],
  "word": "مثلثات"
}

{
  "categories": [
    "Pages with 3 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ota",
        "2": "ar",
        "3": "مُثَلَّثَات"
      },
      "expansion": "Arabic مُثَلَّثَات (muṯallaṯāt)",
      "name": "bor"
    }
  ],
  "etymology_text": "From Arabic مُثَلَّثَات (muṯallaṯāt).",
  "forms": [
    {
      "form": "müselesat",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ota",
        "2": "noun",
        "tr": "müselesat"
      },
      "expansion": "مثلثات • (müselesat)",
      "name": "head"
    }
  ],
  "lang": "Ottoman Turkish",
  "lang_code": "ota",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Ottoman Turkish entries with incorrect language header",
        "Ottoman Turkish lemmas",
        "Ottoman Turkish nouns",
        "Ottoman Turkish terms borrowed from Arabic",
        "Ottoman Turkish terms derived from Arabic",
        "Pages with 3 entries",
        "Pages with entries",
        "ota:Geometry"
      ],
      "glosses": [
        "trigonometry"
      ],
      "links": [
        [
          "trigonometry",
          "trigonometry"
        ]
      ]
    }
  ],
  "word": "مثلثات"
}