"łuska" meaning in Polonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Déverbaux en polonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en polonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Polonais",
      "orig": "polonais",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "łuskowaty"
    }
  ],
  "etymology_texts": [
    "Déverbal de łuskać, apparenté au tchèque lusk."
  ],
  "lang": "Polonais",
  "lang_code": "pl",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en polonais de la botanique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Cosse."
      ],
      "id": "fr-łuska-pl-noun-B0AKnDh-",
      "topics": [
        "botany"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en polonais de la zoologie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Écaille."
      ],
      "id": "fr-łuska-pl-noun-jI4NrTcl",
      "topics": [
        "zoology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\wus.ka\\"
    }
  ],
  "synonyms": [
    {
      "word": "łupina"
    },
    {
      "word": "skorupa"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "łuska"
}

{
  "categories": [
    "Déverbaux en polonais",
    "Noms communs en polonais",
    "polonais"
  ],
  "derived": [
    {
      "word": "łuskowaty"
    }
  ],
  "etymology_texts": [
    "Déverbal de łuskać, apparenté au tchèque lusk."
  ],
  "lang": "Polonais",
  "lang_code": "pl",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en polonais de la botanique"
      ],
      "glosses": [
        "Cosse."
      ],
      "topics": [
        "botany"
      ]
    },
    {
      "categories": [
        "Lexique en polonais de la zoologie"
      ],
      "glosses": [
        "Écaille."
      ],
      "topics": [
        "zoology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\wus.ka\\"
    }
  ],
  "synonyms": [
    {
      "word": "łupina"
    },
    {
      "word": "skorupa"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "łuska"
}