"regrettably" meaning in Inglés

{
  "categories": [
    {
      "kind": "other",
      "name": "EN:Adverbios",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "EN:Palabras con el sufijo -ly",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Inglés",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": "De regrettable y el sufijo -ly",
  "lang": "Inglés",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Adverbio",
  "senses": [
    {
      "glosses": [
        "Lamentablemente"
      ],
      "id": "es-regrettably-en-adv-5J~x96uZ",
      "sense_index": "1"
    },
    {
      "glosses": [
        "Desgraciadamente"
      ],
      "id": "es-regrettably-en-adv-Vq5tSKZf",
      "sense_index": "2"
    },
    {
      "glosses": [
        "Desafortunadamente"
      ],
      "id": "es-regrettably-en-adv-wEMYnHrz",
      "sense_index": "3"
    }
  ],
  "sounds": [
    {
      "ipa": "/rɪˈgretəblɪ/"
    }
  ],
  "word": "regrettably"
}

{
  "categories": [
    "EN:Adverbios",
    "EN:Palabras con el sufijo -ly",
    "Inglés"
  ],
  "etymology_text": "De regrettable y el sufijo -ly",
  "lang": "Inglés",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Adverbio",
  "senses": [
    {
      "glosses": [
        "Lamentablemente"
      ],
      "sense_index": "1"
    },
    {
      "glosses": [
        "Desgraciadamente"
      ],
      "sense_index": "2"
    },
    {
      "glosses": [
        "Desafortunadamente"
      ],
      "sense_index": "3"
    }
  ],
  "sounds": [
    {
      "ipa": "/rɪˈgretəblɪ/"
    }
  ],
  "word": "regrettably"
}