"collectively exhaustive" meaning in English

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      "expansion": "collectively exhaustive (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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      "examples": [
        {
          "text": "When rolling a six-sided die, the outcomes 1, 2, 3, 4, 5, and 6 are collectively exhaustive."
        }
      ],
      "glosses": [
        "Of a set of events: having the property that at least one must occur."
      ],
      "id": "en-collectively_exhaustive-en-adj-2XvqQUeN",
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        [
          "set",
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          "event",
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      "raw_glosses": [
        "(probability) Of a set of events: having the property that at least one must occur."
      ],
      "tags": [
        "not-comparable"
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      "topics": [
        "mathematics",
        "probability",
        "sciences"
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      "wikipedia": [
        "Collectively exhaustive events"
      ]
    }
  ],
  "word": "collectively exhaustive"
}

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      "expansion": "collectively exhaustive (not comparable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
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        "English adverb-adjective phrases",
        "English entries with incorrect language header",
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      "examples": [
        {
          "text": "When rolling a six-sided die, the outcomes 1, 2, 3, 4, 5, and 6 are collectively exhaustive."
        }
      ],
      "glosses": [
        "Of a set of events: having the property that at least one must occur."
      ],
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          "set",
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          "event"
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      "raw_glosses": [
        "(probability) Of a set of events: having the property that at least one must occur."
      ],
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        "not-comparable"
      ],
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        "mathematics",
        "probability",
        "sciences"
      ],
      "wikipedia": [
        "Collectively exhaustive events"
      ]
    }
  ],
  "word": "collectively exhaustive"
}