"empennage" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "empennage",
        "4": "",
        "5": "feathers of an arrow"
      },
      "expansion": "French empennage (“feathers of an arrow”)",
      "name": "bor"
    }
  ],
  "etymology_text": "French empennage (“feathers of an arrow”)",
  "forms": [
    {
      "form": "empennages",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "empennage (plural empennages)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The tail assembly of an aircraft."
      ],
      "id": "en-empennage-en-noun-HCERIqNQ",
      "links": [
        [
          "tail",
          "tail"
        ],
        [
          "assembly",
          "assembly"
        ],
        [
          "aircraft",
          "aircraft"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "2 98",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "31 69",
          "kind": "topical",
          "langcode": "en",
          "name": "Aircraft",
          "orig": "en:Aircraft",
          "parents": [
            "Aviation",
            "Technology",
            "Aeronautics",
            "Transport",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The feathers of an arrow or the tail fins of a bomb or rocket used to stabilize the longitudinal axis of the projectile parallel to the flight path."
      ],
      "id": "en-empennage-en-noun-Nn7GXYFS",
      "links": [
        [
          "feather",
          "feather"
        ],
        [
          "arrow",
          "arrow"
        ],
        [
          "tail fin",
          "tail fin"
        ],
        [
          "bomb",
          "bomb"
        ],
        [
          "rocket",
          "rocket"
        ],
        [
          "stabilize",
          "stabilize"
        ],
        [
          "longitudinal",
          "longitudinal"
        ],
        [
          "axis",
          "axis"
        ],
        [
          "projectile",
          "projectile"
        ],
        [
          "parallel",
          "parallel"
        ],
        [
          "flight path",
          "flight path"
        ]
      ]
    }
  ],
  "wikipedia": [
    "empennage"
  ],
  "word": "empennage"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English entries with topic categories using raw markup",
    "English lemmas",
    "English nouns",
    "English terms borrowed from French",
    "English terms derived from French",
    "en:Aircraft",
    "fr:Archery"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "empennage",
        "4": "",
        "5": "feathers of an arrow"
      },
      "expansion": "French empennage (“feathers of an arrow”)",
      "name": "bor"
    }
  ],
  "etymology_text": "French empennage (“feathers of an arrow”)",
  "forms": [
    {
      "form": "empennages",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "empennage (plural empennages)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The tail assembly of an aircraft."
      ],
      "links": [
        [
          "tail",
          "tail"
        ],
        [
          "assembly",
          "assembly"
        ],
        [
          "aircraft",
          "aircraft"
        ]
      ]
    },
    {
      "glosses": [
        "The feathers of an arrow or the tail fins of a bomb or rocket used to stabilize the longitudinal axis of the projectile parallel to the flight path."
      ],
      "links": [
        [
          "feather",
          "feather"
        ],
        [
          "arrow",
          "arrow"
        ],
        [
          "tail fin",
          "tail fin"
        ],
        [
          "bomb",
          "bomb"
        ],
        [
          "rocket",
          "rocket"
        ],
        [
          "stabilize",
          "stabilize"
        ],
        [
          "longitudinal",
          "longitudinal"
        ],
        [
          "axis",
          "axis"
        ],
        [
          "projectile",
          "projectile"
        ],
        [
          "parallel",
          "parallel"
        ],
        [
          "flight path",
          "flight path"
        ]
      ]
    }
  ],
  "wikipedia": [
    "empennage"
  ],
  "word": "empennage"
}