"catião" meaning in Portuguese

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "grc",
        "3": "κατιόν",
        "4": "",
        "5": "going down"
      },
      "expansion": "Ancient Greek κατιόν (katión, “going down”)",
      "name": "uder"
    }
  ],
  "etymology_text": "From Ancient Greek κατιόν (katión, “going down”).",
  "forms": [
    {
      "form": "catiões",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "spelling",
      "tags": [
        "European"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "catião m (plural catiões)",
      "name": "pt-noun"
    }
  ],
  "hyphenation": [
    "ca‧ti‧ão"
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "antonyms": [
        {
          "word": "anião"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "pt",
          "name": "Chemistry",
          "orig": "pt:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "cation (a positively charged ion)"
      ],
      "id": "en-catião-pt-noun-Q2A3njyR",
      "links": [
        [
          "cation",
          "cation"
        ]
      ],
      "related": [
        {
          "word": "ião"
        }
      ],
      "synonyms": [
        {
          "tags": [
            "Brazil"
          ],
          "word": "cátion"
        }
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "pt:catião"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ka.t͡ʃiˈɐ̃w̃/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "[ka.t͡ʃɪˈɐ̃ʊ̯̃]",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/kaˈt͡ʃjɐ̃w̃/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "[kaˈt͡ʃjɐ̃ʊ̯̃]",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/kɐˈtjɐ̃w̃/",
      "tags": [
        "Portugal"
      ]
    }
  ],
  "word": "catião"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "grc",
        "3": "κατιόν",
        "4": "",
        "5": "going down"
      },
      "expansion": "Ancient Greek κατιόν (katión, “going down”)",
      "name": "uder"
    }
  ],
  "etymology_text": "From Ancient Greek κατιόν (katión, “going down”).",
  "forms": [
    {
      "form": "catiões",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "spelling",
      "tags": [
        "European"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "catião m (plural catiões)",
      "name": "pt-noun"
    }
  ],
  "hyphenation": [
    "ca‧ti‧ão"
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "related": [
    {
      "word": "ião"
    }
  ],
  "senses": [
    {
      "antonyms": [
        {
          "word": "anião"
        }
      ],
      "categories": [
        "European Portuguese forms",
        "Portuguese 2-syllable words",
        "Portuguese 3-syllable words",
        "Portuguese countable nouns",
        "Portuguese entries with incorrect language header",
        "Portuguese lemmas",
        "Portuguese masculine nouns",
        "Portuguese nouns",
        "Portuguese terms derived from Ancient Greek",
        "Portuguese terms with IPA pronunciation",
        "Portuguese undefined derivations",
        "pt:Chemistry"
      ],
      "glosses": [
        "cation (a positively charged ion)"
      ],
      "links": [
        [
          "cation",
          "cation"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "pt:catião"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ka.t͡ʃiˈɐ̃w̃/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "[ka.t͡ʃɪˈɐ̃ʊ̯̃]",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/kaˈt͡ʃjɐ̃w̃/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "[kaˈt͡ʃjɐ̃ʊ̯̃]",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/kɐˈtjɐ̃w̃/",
      "tags": [
        "Portugal"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "Brazil"
      ],
      "word": "cátion"
    }
  ],
  "word": "catião"
}