"trio" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "tri",
        "3": "o",
        "t1": "three"
      },
      "expansion": "tri (“three”) + -o",
      "name": "suffix"
    }
  ],
  "etymology_text": "tri (“three”) + -o",
  "forms": [
    {
      "form": "trion",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "trioj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "triojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trio (accusative singular trion, plural trioj, accusative plural triojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "tri‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "aso"
    },
    {
      "_dis1": "0 0",
      "word": "duo"
    },
    {
      "_dis1": "0 0",
      "word": "kvaro"
    },
    {
      "_dis1": "0 0",
      "word": "kvino"
    },
    {
      "_dis1": "0 0",
      "word": "seso"
    },
    {
      "_dis1": "0 0",
      "word": "sepo"
    },
    {
      "_dis1": "0 0",
      "word": "oko"
    },
    {
      "_dis1": "0 0",
      "word": "naŭo"
    },
    {
      "_dis1": "0 0",
      "word": "deko"
    },
    {
      "_dis1": "0 0",
      "word": "fanto"
    },
    {
      "_dis1": "0 0",
      "word": "bubo"
    },
    {
      "_dis1": "0 0",
      "word": "damo"
    },
    {
      "_dis1": "0 0",
      "word": "reĝo"
    },
    {
      "_dis1": "0 0",
      "word": "ĵokero"
    }
  ],
  "senses": [
    {
      "glosses": [
        "threesome, trio"
      ],
      "id": "en-trio-eo-noun-SkXiDj8a",
      "links": [
        [
          "threesome",
          "threesome"
        ],
        [
          "trio",
          "trio#English"
        ]
      ],
      "synonyms": [
        {
          "word": "triopo"
        }
      ]
    },
    {
      "categories": [
        {
          "_dis": "16 84",
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "19 81",
          "kind": "other",
          "name": "Esperanto terms suffixed with -o",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "15 85",
          "kind": "topical",
          "langcode": "eo",
          "name": "Card games",
          "orig": "eo:Card games",
          "parents": [
            "Games",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "the digit or figure three"
      ],
      "id": "en-trio-eo-noun-3MVtQ-ot",
      "links": [
        [
          "three",
          "three"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈtrio]"
    },
    {
      "rhymes": "-io"
    }
  ],
  "word": "trio"
}

{
  "categories": [
    "Esperanto entries with incorrect language header",
    "Esperanto lemmas",
    "Esperanto nouns",
    "Esperanto terms suffixed with -o",
    "Esperanto terms with IPA pronunciation",
    "Esperanto terms with audio links",
    "Rhymes:Esperanto/io",
    "eo:Card games"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "tri",
        "3": "o",
        "t1": "three"
      },
      "expansion": "tri (“three”) + -o",
      "name": "suffix"
    }
  ],
  "etymology_text": "tri (“three”) + -o",
  "forms": [
    {
      "form": "trion",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "trioj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "triojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trio (accusative singular trion, plural trioj, accusative plural triojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "tri‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "related": [
    {
      "word": "aso"
    },
    {
      "word": "duo"
    },
    {
      "word": "kvaro"
    },
    {
      "word": "kvino"
    },
    {
      "word": "seso"
    },
    {
      "word": "sepo"
    },
    {
      "word": "oko"
    },
    {
      "word": "naŭo"
    },
    {
      "word": "deko"
    },
    {
      "word": "fanto"
    },
    {
      "word": "bubo"
    },
    {
      "word": "damo"
    },
    {
      "word": "reĝo"
    },
    {
      "word": "ĵokero"
    }
  ],
  "senses": [
    {
      "glosses": [
        "threesome, trio"
      ],
      "links": [
        [
          "threesome",
          "threesome"
        ],
        [
          "trio",
          "trio#English"
        ]
      ],
      "synonyms": [
        {
          "word": "triopo"
        }
      ]
    },
    {
      "glosses": [
        "the digit or figure three"
      ],
      "links": [
        [
          "three",
          "three"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈtrio]"
    },
    {
      "rhymes": "-io"
    }
  ],
  "word": "trio"
}