"беззаветно" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "беззаве́тный",
        "3": "-о"
      },
      "expansion": "беззаве́тный (bezzavétnyj) + -о (-o)",
      "name": "af"
    }
  ],
  "etymology_text": "беззаве́тный (bezzavétnyj) + -о (-o)",
  "forms": [
    {
      "form": "беззаве́тно",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "bezzavétno",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "беззаве́тно"
      },
      "expansion": "беззаве́тно • (bezzavétno)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian terms suffixed with -о",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "utterly devoted; devoted heart and soul",
          "roman": "bezzavétno prédannyj",
          "text": "беззаве́тно пре́данный",
          "type": "example"
        }
      ],
      "glosses": [
        "selflessly, devotedly, whole-heartedly"
      ],
      "id": "en-беззаветно-ru-adv-g0IGUIqU",
      "links": [
        [
          "selflessly",
          "selflessly"
        ],
        [
          "devotedly",
          "devotedly"
        ],
        [
          "whole-heartedly",
          "whole-heartedly"
        ]
      ],
      "related": [
        {
          "roman": "bezzavétnyj",
          "word": "беззаве́тный"
        },
        {
          "roman": "zavét",
          "tags": [
            "masculine"
          ],
          "word": "заве́т"
        },
        {
          "roman": "zavétnyj",
          "word": "заве́тный"
        },
        {
          "roman": "zaveščátʹ",
          "tags": [
            "imperfective"
          ],
          "word": "завеща́ть"
        },
        {
          "roman": "zaveščánije",
          "tags": [
            "neuter"
          ],
          "word": "завеща́ние"
        },
        {
          "roman": "zaveščátelʹ",
          "tags": [
            "imperfective"
          ],
          "word": "завеща́тель"
        },
        {
          "roman": "zaveščátelʹnica",
          "tags": [
            "feminine"
          ],
          "word": "завеща́тельница"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[bʲɪzːɐˈvʲetnə]"
    }
  ],
  "word": "беззаветно"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "беззаве́тный",
        "3": "-о"
      },
      "expansion": "беззаве́тный (bezzavétnyj) + -о (-o)",
      "name": "af"
    }
  ],
  "etymology_text": "беззаве́тный (bezzavétnyj) + -о (-o)",
  "forms": [
    {
      "form": "беззаве́тно",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "bezzavétno",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "беззаве́тно"
      },
      "expansion": "беззаве́тно • (bezzavétno)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "related": [
    {
      "roman": "bezzavétnyj",
      "word": "беззаве́тный"
    },
    {
      "roman": "zavét",
      "tags": [
        "masculine"
      ],
      "word": "заве́т"
    },
    {
      "roman": "zavétnyj",
      "word": "заве́тный"
    },
    {
      "roman": "zaveščátʹ",
      "tags": [
        "imperfective"
      ],
      "word": "завеща́ть"
    },
    {
      "roman": "zaveščánije",
      "tags": [
        "neuter"
      ],
      "word": "завеща́ние"
    },
    {
      "roman": "zaveščátelʹ",
      "tags": [
        "imperfective"
      ],
      "word": "завеща́тель"
    },
    {
      "roman": "zaveščátelʹnica",
      "tags": [
        "feminine"
      ],
      "word": "завеща́тельница"
    }
  ],
  "senses": [
    {
      "categories": [
        "Russian 4-syllable words",
        "Russian adverbs",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian terms suffixed with -о",
        "Russian terms with IPA pronunciation",
        "Russian terms with usage examples"
      ],
      "examples": [
        {
          "english": "utterly devoted; devoted heart and soul",
          "roman": "bezzavétno prédannyj",
          "text": "беззаве́тно пре́данный",
          "type": "example"
        }
      ],
      "glosses": [
        "selflessly, devotedly, whole-heartedly"
      ],
      "links": [
        [
          "selflessly",
          "selflessly"
        ],
        [
          "devotedly",
          "devotedly"
        ],
        [
          "whole-heartedly",
          "whole-heartedly"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[bʲɪzːɐˈvʲetnə]"
    }
  ],
  "word": "беззаветно"
}