"triangulo" meaning in Ido

{
  "forms": [
    {
      "form": "trianguli",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "io",
        "2": "noun",
        "head": ""
      },
      "expansion": "triangulo",
      "name": "head"
    },
    {
      "args": {
        "1": "triangul"
      },
      "expansion": "triangulo (plural trianguli)",
      "name": "io-noun"
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ido entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "io",
          "name": "Geometry",
          "orig": "io:Geometry",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "triangula"
        }
      ],
      "glosses": [
        "triangle"
      ],
      "id": "en-triangulo-io-noun-Cj8TxnOv",
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "triangle",
          "triangle"
        ]
      ],
      "raw_glosses": [
        "(geometry) triangle"
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tri̯anˈɡulo/"
    }
  ],
  "word": "triangulo"
}

{
  "derived": [
    {
      "word": "triangula"
    }
  ],
  "forms": [
    {
      "form": "trianguli",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "io",
        "2": "noun",
        "head": ""
      },
      "expansion": "triangulo",
      "name": "head"
    },
    {
      "args": {
        "1": "triangul"
      },
      "expansion": "triangulo (plural trianguli)",
      "name": "io-noun"
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Ido entries with incorrect language header",
        "Ido lemmas",
        "Ido nouns",
        "Ido terms with IPA pronunciation",
        "Pages with 6 entries",
        "Pages with entries",
        "io:Geometry"
      ],
      "glosses": [
        "triangle"
      ],
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "triangle",
          "triangle"
        ]
      ],
      "raw_glosses": [
        "(geometry) triangle"
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tri̯anˈɡulo/"
    }
  ],
  "word": "triangulo"
}