"smorzando" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "it",
        "3": "smorzando"
      },
      "expansion": "Italian smorzando",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Italian smorzando.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "smorzando",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Music",
          "orig": "en:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Fading away."
      ],
      "id": "en-smorzando-en-adv-F1N1kLIQ",
      "links": [
        [
          "music",
          "music"
        ]
      ],
      "raw_glosses": [
        "(music) Fading away."
      ],
      "synonyms": [
        {
          "word": "morendo"
        }
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "smorzando"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "it",
        "3": "smorzando"
      },
      "expansion": "Italian smorzando",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Italian smorzando.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "smorzando",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms borrowed from Italian",
        "English terms derived from Italian",
        "en:Music"
      ],
      "glosses": [
        "Fading away."
      ],
      "links": [
        [
          "music",
          "music"
        ]
      ],
      "raw_glosses": [
        "(music) Fading away."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "morendo"
    }
  ],
  "word": "smorzando"
}