"gerret imperial" meaning in Catalan

{
  "forms": [
    {
      "form": "gerrets imperials",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "gerret imperial m (plural gerrets imperials)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Catalan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "ca",
          "name": "Fish",
          "orig": "ca:Fish",
          "parents": [
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "curled picarel (Centracanthus cirrus)"
      ],
      "id": "en-gerret_imperial-ca-noun-Fjm03RKb",
      "synonyms": [
        {
          "word": "gerret anglès"
        },
        {
          "word": "gerret flabioler"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "gerret imperial"
}

{
  "forms": [
    {
      "form": "gerrets imperials",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "gerret imperial m (plural gerrets imperials)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Catalan countable nouns",
        "Catalan entries with incorrect language header",
        "Catalan lemmas",
        "Catalan masculine nouns",
        "Catalan multiword terms",
        "Catalan nouns",
        "Catalan nouns with red links in their headword lines",
        "Entries missing English vernacular names of taxa",
        "Entries using missing taxonomic name (species)",
        "Pages with 1 entry",
        "ca:Fish"
      ],
      "glosses": [
        "curled picarel (Centracanthus cirrus)"
      ],
      "synonyms": [
        {
          "word": "gerret anglès"
        },
        {
          "word": "gerret flabioler"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "gerret imperial"
}