"случајно" meaning in Serbo-Croatian

{
  "forms": [
    {
      "form": "слу̏ча̄јно",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "slȕčājno",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "слу̏ча̄јно"
      },
      "expansion": "слу̏ча̄јно (Latin spelling slȕčājno)",
      "name": "sh-adverb"
    }
  ],
  "hyphenation": [
    "слу‧чај‧но"
  ],
  "lang": "Serbo-Croatian",
  "lang_code": "sh",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "accidentally"
      ],
      "id": "en-случајно-sh-adj-m2C~ECbg",
      "links": [
        [
          "accidentally",
          "accidentally"
        ]
      ]
    },
    {
      "glosses": [
        "by chance"
      ],
      "id": "en-случајно-sh-adj-4b2Cq~~h",
      "links": [
        [
          "by chance",
          "by chance"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "6 6 87",
          "kind": "other",
          "name": "Serbo-Croatian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "randomly"
      ],
      "id": "en-случајно-sh-adj-HgEldy9K",
      "links": [
        [
          "randomly",
          "randomly"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/slût͡ʃaːjno/"
    }
  ],
  "word": "случајно"
}

{
  "categories": [
    "Pages with 2 entries",
    "Pages with entries",
    "Serbo-Croatian adverbs",
    "Serbo-Croatian entries with incorrect language header",
    "Serbo-Croatian lemmas",
    "Serbo-Croatian terms with IPA pronunciation"
  ],
  "forms": [
    {
      "form": "слу̏ча̄јно",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "slȕčājno",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "слу̏ча̄јно"
      },
      "expansion": "слу̏ча̄јно (Latin spelling slȕčājno)",
      "name": "sh-adverb"
    }
  ],
  "hyphenation": [
    "слу‧чај‧но"
  ],
  "lang": "Serbo-Croatian",
  "lang_code": "sh",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "accidentally"
      ],
      "links": [
        [
          "accidentally",
          "accidentally"
        ]
      ]
    },
    {
      "glosses": [
        "by chance"
      ],
      "links": [
        [
          "by chance",
          "by chance"
        ]
      ]
    },
    {
      "glosses": [
        "randomly"
      ],
      "links": [
        [
          "randomly",
          "randomly"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/slût͡ʃaːjno/"
    }
  ],
  "word": "случајно"
}