"単発" meaning in 日本語

{
  "categories": [
    {
      "kind": "other",
      "name": "日本語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語_名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語_航空機",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "一発ずつ発射すること。"
      ],
      "id": "ja-単発-ja-noun-cU5EYR40"
    },
    {
      "glosses": [
        "一回で終わること。"
      ],
      "id": "ja-単発-ja-noun-zKCChrw2"
    },
    {
      "glosses": [
        "（航空機が）発動機を一つ備えていること。"
      ],
      "id": "ja-単発-ja-noun-byILYfRy"
    }
  ],
  "word": "単発"
}

{
  "categories": [
    "日本語",
    "日本語_名詞",
    "日本語_航空機"
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "一発ずつ発射すること。"
      ]
    },
    {
      "glosses": [
        "一回で終わること。"
      ]
    },
    {
      "glosses": [
        "（航空機が）発動機を一つ備えていること。"
      ]
    }
  ],
  "word": "単発"
}