"dual" meaning in Spanish

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "dualismo"
    },
    {
      "_dis1": "0 0",
      "word": "dualizar"
    },
    {
      "_dis1": "0 0",
      "word": "dualmente"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "duālis"
      },
      "expansion": "Latin duālis",
      "name": "uder"
    }
  ],
  "etymology_text": "From Latin duālis.",
  "forms": [
    {
      "form": "duales",
      "tags": [
        "feminine",
        "masculine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dual m or f (masculine and feminine plural duales)",
      "name": "es-adj"
    }
  ],
  "hyphenation": [
    "dual"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adj",
  "related": [
    {
      "_dis1": "0 0",
      "word": "dualidad"
    }
  ],
  "senses": [
    {
      "glosses": [
        "dual"
      ],
      "id": "en-dual-es-adj-jM8vnpzE",
      "links": [
        [
          "dual",
          "dual#English"
        ]
      ],
      "tags": [
        "feminine",
        "masculine"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "es",
          "name": "Grammar",
          "orig": "es:Grammar",
          "parents": [
            "Linguistics",
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "2 98",
          "kind": "other",
          "name": "Spanish undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "dual"
      ],
      "id": "en-dual-es-adj-jM8vnpzE1",
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "dual",
          "dual#English"
        ]
      ],
      "raw_glosses": [
        "(grammar) dual"
      ],
      "tags": [
        "feminine",
        "masculine"
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdwal/"
    },
    {
      "ipa": "[ˈd̪wal]"
    },
    {
      "rhymes": "-al"
    }
  ],
  "word": "dual"
}

{
  "categories": [
    "Pages with 8 entries",
    "Pages with entries",
    "Rhymes:Spanish/al",
    "Rhymes:Spanish/al/1 syllable",
    "Spanish 1-syllable words",
    "Spanish adjectives",
    "Spanish entries with incorrect language header",
    "Spanish epicene adjectives",
    "Spanish lemmas",
    "Spanish terms derived from Latin",
    "Spanish terms with IPA pronunciation",
    "Spanish undefined derivations"
  ],
  "derived": [
    {
      "word": "dualismo"
    },
    {
      "word": "dualizar"
    },
    {
      "word": "dualmente"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "duālis"
      },
      "expansion": "Latin duālis",
      "name": "uder"
    }
  ],
  "etymology_text": "From Latin duālis.",
  "forms": [
    {
      "form": "duales",
      "tags": [
        "feminine",
        "masculine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dual m or f (masculine and feminine plural duales)",
      "name": "es-adj"
    }
  ],
  "hyphenation": [
    "dual"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adj",
  "related": [
    {
      "word": "dualidad"
    }
  ],
  "senses": [
    {
      "glosses": [
        "dual"
      ],
      "links": [
        [
          "dual",
          "dual#English"
        ]
      ],
      "tags": [
        "feminine",
        "masculine"
      ]
    },
    {
      "categories": [
        "es:Grammar"
      ],
      "glosses": [
        "dual"
      ],
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "dual",
          "dual#English"
        ]
      ],
      "raw_glosses": [
        "(grammar) dual"
      ],
      "tags": [
        "feminine",
        "masculine"
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdwal/"
    },
    {
      "ipa": "[ˈd̪wal]"
    },
    {
      "rhymes": "-al"
    }
  ],
  "word": "dual"
}