"come about" meaning in English

{
  "etymology_text": ": come about < → δείτε τις λέξεις come και about",
  "forms": [
    {
      "form": "come about"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "examples": [
        {
          "text": "It came about like this.",
          "translation": "Συνέβη ως εξής."
        },
        {
          "text": "Many important inventions came about by accident.",
          "translation": "Πολλές σπουδαίες εφευρέσεις έγιναν τυχαία."
        },
        {
          "text": "≈ συνώνυμα: → δείτε τη λέξη happen"
        }
      ],
      "glosses": [
        "συμβαίνει, γίνομαι"
      ],
      "id": "el-come_about-en-verb-JUKW8M27"
    }
  ],
  "word": "come about"
}

{
  "etymology_text": ": come about < → δείτε τις λέξεις come και about",
  "forms": [
    {
      "form": "come about"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "examples": [
        {
          "text": "It came about like this.",
          "translation": "Συνέβη ως εξής."
        },
        {
          "text": "Many important inventions came about by accident.",
          "translation": "Πολλές σπουδαίες εφευρέσεις έγιναν τυχαία."
        },
        {
          "text": "≈ συνώνυμα: → δείτε τη λέξη happen"
        }
      ],
      "glosses": [
        "συμβαίνει, γίνομαι"
      ]
    }
  ],
  "word": "come about"
}