"pirazina" meaning in Portuguese

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "piridina",
        "3": "azina",
        "alt1": "pir(idina)"
      },
      "expansion": "pir(idina) + azina",
      "name": "af"
    }
  ],
  "etymology_text": "From pir(idina) + azina.",
  "forms": [
    {
      "form": "pirazinas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "pirazina f (plural pirazinas)",
      "name": "pt-noun"
    }
  ],
  "hyphenation": [
    "pi‧ra‧zi‧na"
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "pt",
          "name": "Organic compounds",
          "orig": "pt:Organic compounds",
          "parents": [
            "Matter",
            "Chemistry",
            "Nature",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "pyrazine"
      ],
      "id": "en-pirazina-pt-noun-trRd54n1",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "pyrazine",
          "pyrazine"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) pyrazine"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pi.ɾaˈzĩ.nɐ/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/pi.ɾaˈzĩ.nɐ/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/pi.ɾaˈzi.na/",
      "tags": [
        "Southern-Brazil"
      ]
    },
    {
      "ipa": "/pi.ɾɐˈzi.nɐ/",
      "tags": [
        "Portugal"
      ]
    },
    {
      "rhymes": "-inɐ"
    },
    {
      "rhymes": "(Brazil) -ĩnɐ"
    }
  ],
  "word": "pirazina"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "piridina",
        "3": "azina",
        "alt1": "pir(idina)"
      },
      "expansion": "pir(idina) + azina",
      "name": "af"
    }
  ],
  "etymology_text": "From pir(idina) + azina.",
  "forms": [
    {
      "form": "pirazinas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "pirazina f (plural pirazinas)",
      "name": "pt-noun"
    }
  ],
  "hyphenation": [
    "pi‧ra‧zi‧na"
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 3 entries",
        "Pages with entries",
        "Portuguese 4-syllable words",
        "Portuguese compound terms",
        "Portuguese countable nouns",
        "Portuguese entries with incorrect language header",
        "Portuguese feminine nouns",
        "Portuguese lemmas",
        "Portuguese nouns",
        "Portuguese terms with IPA pronunciation",
        "Rhymes:Portuguese/inɐ",
        "Rhymes:Portuguese/inɐ/4 syllables",
        "Rhymes:Portuguese/ĩnɐ",
        "Rhymes:Portuguese/ĩnɐ/4 syllables",
        "pt:Organic compounds"
      ],
      "glosses": [
        "pyrazine"
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "pyrazine",
          "pyrazine"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) pyrazine"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pi.ɾaˈzĩ.nɐ/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/pi.ɾaˈzĩ.nɐ/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/pi.ɾaˈzi.na/",
      "tags": [
        "Southern-Brazil"
      ]
    },
    {
      "ipa": "/pi.ɾɐˈzi.nɐ/",
      "tags": [
        "Portugal"
      ]
    },
    {
      "rhymes": "-inɐ"
    },
    {
      "rhymes": "(Brazil) -ĩnɐ"
    }
  ],
  "word": "pirazina"
}