"натщесерце" meaning in Ukrainien

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Compositions en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ukrainien",
      "orig": "ukrainien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "composé de натще, natštše et de серце, serce."
  ],
  "lang": "Ukrainien",
  "lang_code": "uk",
  "pos": "adv",
  "pos_title": "Adverbe",
  "raw_tags": [
    "natštšeserce"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en ukrainien de la médecine",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "À jeun."
      ],
      "id": "fr-натщесерце-uk-adv-wXyFEadA",
      "topics": [
        "medicine"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "на́тще́"
    }
  ],
  "word": "натщесерце"
}

{
  "categories": [
    "Adverbes en ukrainien",
    "Compositions en russe",
    "Lemmes en ukrainien",
    "ukrainien"
  ],
  "etymology_texts": [
    "composé de натще, natštše et de серце, serce."
  ],
  "lang": "Ukrainien",
  "lang_code": "uk",
  "pos": "adv",
  "pos_title": "Adverbe",
  "raw_tags": [
    "natštšeserce"
  ],
  "senses": [
    {
      "categories": [
        "Lexique en ukrainien de la médecine"
      ],
      "glosses": [
        "À jeun."
      ],
      "topics": [
        "medicine"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "на́тще́"
    }
  ],
  "word": "натщесерце"
}