"pyrrol" meaning in English

{
  "forms": [
    {
      "form": "pyrrols",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pyrrol (plural pyrrols)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "pyrrole"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "pyrrolobenzodiazepine"
        }
      ],
      "glosses": [
        "Alternative spelling of pyrrole."
      ],
      "id": "en-pyrrol-en-noun-uTWkJR9c",
      "links": [
        [
          "pyrrole",
          "pyrrole#English"
        ]
      ],
      "raw_glosses": [
        "(dated) Alternative spelling of pyrrole."
      ],
      "tags": [
        "alt-of",
        "alternative",
        "dated"
      ]
    }
  ],
  "word": "pyrrol"
}

{
  "derived": [
    {
      "word": "pyrrolobenzodiazepine"
    }
  ],
  "forms": [
    {
      "form": "pyrrols",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pyrrol (plural pyrrols)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "pyrrole"
        }
      ],
      "categories": [
        "English countable nouns",
        "English dated terms",
        "English entries with etymon",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Ancient Greek",
        "English terms derived from German",
        "English terms derived from Proto-Hellenic",
        "English terms derived from Proto-Indo-European",
        "English terms derived from the Proto-Indo-European word *péh₂wr̥",
        "Pages using etymon with no ID",
        "Pages with 2 entries",
        "Pages with entries",
        "Pages with etymon"
      ],
      "glosses": [
        "Alternative spelling of pyrrole."
      ],
      "links": [
        [
          "pyrrole",
          "pyrrole#English"
        ]
      ],
      "raw_glosses": [
        "(dated) Alternative spelling of pyrrole."
      ],
      "tags": [
        "alt-of",
        "alternative",
        "dated"
      ]
    }
  ],
  "word": "pyrrol"
}