"congressa" meaning in Ancien occitan

{
  "categories": [
    {
      "kind": "other",
      "name": "Animaux femelles en ancien occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Dates manquantes en ancien occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Dérivations en ancien occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en ancien occitan suffixés avec -essa",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en ancien occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ancien occitan",
      "orig": "ancien occitan",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Date à préciser)Dérivé de congre, avec le suffixe -essa."
  ],
  "forms": [
    {
      "form": "congre",
      "raw_tags": [
        "un mâle"
      ],
      "source": "form line template 'équiv-pour'"
    }
  ],
  "lang": "Ancien occitan",
  "lang_code": "pro",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Poissons en ancien occitan",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en ancien occitan",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Femelle du congre."
      ],
      "id": "fr-congressa-pro-noun-6CJMBZMS",
      "topics": [
        "ichthyology"
      ]
    }
  ],
  "sounds": [
    {
      "zh_pron": "congressa"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "congressa"
}

{
  "categories": [
    "Animaux femelles en ancien occitan",
    "Dates manquantes en ancien occitan",
    "Dérivations en ancien occitan",
    "Mots en ancien occitan suffixés avec -essa",
    "Noms communs en ancien occitan",
    "ancien occitan"
  ],
  "etymology_texts": [
    "(Date à préciser)Dérivé de congre, avec le suffixe -essa."
  ],
  "forms": [
    {
      "form": "congre",
      "raw_tags": [
        "un mâle"
      ],
      "source": "form line template 'équiv-pour'"
    }
  ],
  "lang": "Ancien occitan",
  "lang_code": "pro",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Poissons en ancien occitan",
        "Wiktionnaire:Exemples manquants en ancien occitan"
      ],
      "glosses": [
        "Femelle du congre."
      ],
      "topics": [
        "ichthyology"
      ]
    }
  ],
  "sounds": [
    {
      "zh_pron": "congressa"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "congressa"
}