"autocannon" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "auto",
        "3": "cannon"
      },
      "expansion": "auto- + cannon",
      "name": "prefix"
    }
  ],
  "etymology_text": "auto- + cannon",
  "forms": [
    {
      "form": "autocannons",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "autocannon",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "autocannon"
      },
      "expansion": "autocannon (plural autocannons or autocannon)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with auto-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Artillery",
          "orig": "en:Artillery",
          "parents": [
            "Weapons",
            "Hunting",
            "Military",
            "Tools",
            "Human activity",
            "Society",
            "Technology",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A fully automatic projectile weapon similar to a machine gun, but firing shells instead of bullets and larger in calibre."
      ],
      "id": "en-autocannon-en-noun-sBMA4WHl",
      "links": [
        [
          "automatic",
          "automatic"
        ],
        [
          "projectile",
          "projectile"
        ],
        [
          "weapon",
          "weapon"
        ],
        [
          "machine gun",
          "machine gun"
        ],
        [
          "firing",
          "fire"
        ],
        [
          "shell",
          "shell"
        ],
        [
          "bullet",
          "bullet"
        ],
        [
          "calibre",
          "calibre"
        ]
      ],
      "related": [
        {
          "word": "chain gun"
        }
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "weapon",
          "word": "機砲"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "weapon",
          "word": "机炮"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "weapon",
          "word": "機炮"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "jīpào",
          "sense": "weapon",
          "word": "机炮"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "weapon",
          "word": "konetykki"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "weapon",
          "tags": [
            "feminine"
          ],
          "word": "Maschinenkanone"
        },
        {
          "code": "id",
          "lang": "Indonesian",
          "sense": "weapon",
          "word": "meriam otomatis"
        },
        {
          "alt": "きかんほう",
          "code": "ja",
          "lang": "Japanese",
          "roman": "kikanhō",
          "sense": "weapon",
          "word": "機関砲"
        },
        {
          "code": "kk",
          "lang": "Kazakh",
          "roman": "avtomatty zeñbırek",
          "sense": "weapon",
          "word": "автоматты зеңбірек"
        },
        {
          "alt": "機關砲",
          "code": "ko",
          "lang": "Korean",
          "roman": "gigwanpo",
          "sense": "weapon",
          "word": "기관포"
        },
        {
          "code": "mi",
          "lang": "Maori",
          "sense": "weapon",
          "word": "pūteretere"
        },
        {
          "code": "fa",
          "lang": "Persian",
          "sense": "weapon",
          "word": "توپ خودکار"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "weapon",
          "tags": [
            "masculine"
          ],
          "word": "canhão automático"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "avtomatíčeskaja púška",
          "sense": "weapon",
          "tags": [
            "feminine"
          ],
          "word": "автомати́ческая пу́шка"
        },
        {
          "alt": "炮自動",
          "code": "vi",
          "lang": "Vietnamese",
          "sense": "weapon",
          "word": "pháo tự động"
        }
      ],
      "wikipedia": [
        "autocannon"
      ]
    }
  ],
  "word": "autocannon"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "auto",
        "3": "cannon"
      },
      "expansion": "auto- + cannon",
      "name": "prefix"
    }
  ],
  "etymology_text": "auto- + cannon",
  "forms": [
    {
      "form": "autocannons",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "autocannon",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "autocannon"
      },
      "expansion": "autocannon (plural autocannons or autocannon)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "chain gun"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English indeclinable nouns",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms prefixed with auto-",
        "en:Artillery"
      ],
      "glosses": [
        "A fully automatic projectile weapon similar to a machine gun, but firing shells instead of bullets and larger in calibre."
      ],
      "links": [
        [
          "automatic",
          "automatic"
        ],
        [
          "projectile",
          "projectile"
        ],
        [
          "weapon",
          "weapon"
        ],
        [
          "machine gun",
          "machine gun"
        ],
        [
          "firing",
          "fire"
        ],
        [
          "shell",
          "shell"
        ],
        [
          "bullet",
          "bullet"
        ],
        [
          "calibre",
          "calibre"
        ]
      ],
      "wikipedia": [
        "autocannon"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "weapon",
      "word": "機砲"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "weapon",
      "word": "机炮"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "weapon",
      "word": "機炮"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "jīpào",
      "sense": "weapon",
      "word": "机炮"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "weapon",
      "word": "konetykki"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "weapon",
      "tags": [
        "feminine"
      ],
      "word": "Maschinenkanone"
    },
    {
      "code": "id",
      "lang": "Indonesian",
      "sense": "weapon",
      "word": "meriam otomatis"
    },
    {
      "alt": "きかんほう",
      "code": "ja",
      "lang": "Japanese",
      "roman": "kikanhō",
      "sense": "weapon",
      "word": "機関砲"
    },
    {
      "code": "kk",
      "lang": "Kazakh",
      "roman": "avtomatty zeñbırek",
      "sense": "weapon",
      "word": "автоматты зеңбірек"
    },
    {
      "alt": "機關砲",
      "code": "ko",
      "lang": "Korean",
      "roman": "gigwanpo",
      "sense": "weapon",
      "word": "기관포"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "weapon",
      "word": "pūteretere"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "sense": "weapon",
      "word": "توپ خودکار"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "weapon",
      "tags": [
        "masculine"
      ],
      "word": "canhão automático"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "avtomatíčeskaja púška",
      "sense": "weapon",
      "tags": [
        "feminine"
      ],
      "word": "автомати́ческая пу́шка"
    },
    {
      "alt": "炮自動",
      "code": "vi",
      "lang": "Vietnamese",
      "sense": "weapon",
      "word": "pháo tự động"
    }
  ],
  "word": "autocannon"
}