"sostanza secca" meaning in Italien

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Italien",
      "orig": "italien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de sostanza et de secca."
  ],
  "forms": [
    {
      "form": "sostanze secche",
      "ipas": [
        "\\so.ˈstan.t͡se ˈsek.ke\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Italien",
  "lang_code": "it",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en italien",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Matière sèche, ce qui reste d’un produit lorsqu’on a éliminé toute l’eau qu’il contenait."
      ],
      "id": "fr-sostanza_secca-it-noun-5bxaJS4Z"
    }
  ],
  "sounds": [
    {
      "ipa": "\\so.ˈstan.t͡sa ˈsek.ka\\"
    }
  ],
  "synonyms": [
    {
      "word": "frazione secca"
    },
    {
      "word": "materia secca"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "sostanza secca"
}

{
  "categories": [
    "Compositions en italien",
    "Locutions nominales en italien",
    "italien"
  ],
  "etymology_texts": [
    "Composé de sostanza et de secca."
  ],
  "forms": [
    {
      "form": "sostanze secche",
      "ipas": [
        "\\so.ˈstan.t͡se ˈsek.ke\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Italien",
  "lang_code": "it",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en italien"
      ],
      "glosses": [
        "Matière sèche, ce qui reste d’un produit lorsqu’on a éliminé toute l’eau qu’il contenait."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\so.ˈstan.t͡sa ˈsek.ka\\"
    }
  ],
  "synonyms": [
    {
      "word": "frazione secca"
    },
    {
      "word": "materia secca"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "sostanza secca"
}