"aftershaft" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "after",
        "3": "shaft"
      },
      "expansion": "after- + shaft",
      "name": "prefix"
    }
  ],
  "etymology_text": "From after- + shaft.",
  "forms": [
    {
      "form": "aftershafts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "aftershaft (plural aftershafts)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with after-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tamil terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Ornithology",
          "orig": "en:Ornithology",
          "parents": [
            "Zoology",
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An accessory plume arising from the posterior of the contour feathers of many birds."
      ],
      "id": "en-aftershaft-en-noun-RaWCalye",
      "links": [
        [
          "ornithology",
          "ornithology"
        ],
        [
          "plume",
          "plume"
        ],
        [
          "posterior",
          "posterior"
        ]
      ],
      "raw_glosses": [
        "(ornithology) An accessory plume arising from the posterior of the contour feathers of many birds."
      ],
      "synonyms": [
        {
          "word": "hypoptilum"
        },
        {
          "word": "hypotile"
        }
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "ornithology"
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "accessory plume",
          "word": "hypotile"
        },
        {
          "code": "id",
          "lang": "Indonesian",
          "sense": "accessory plume",
          "word": "bulu tambahan"
        },
        {
          "alt": "こうう",
          "code": "ja",
          "lang": "Japanese",
          "roman": "kōu",
          "sense": "accessory plume",
          "word": "後羽"
        },
        {
          "code": "ta",
          "lang": "Tamil",
          "roman": "piṉpuṟattaṇṭuttūṇi",
          "sense": "accessory plume",
          "word": "பின்புறத்தண்டுத்தூணி"
        }
      ]
    }
  ],
  "word": "aftershaft"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "after",
        "3": "shaft"
      },
      "expansion": "after- + shaft",
      "name": "prefix"
    }
  ],
  "etymology_text": "From after- + shaft.",
  "forms": [
    {
      "form": "aftershafts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "aftershaft (plural aftershafts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with after-",
        "Japanese terms with redundant script codes",
        "Tamil terms with redundant script codes",
        "en:Ornithology"
      ],
      "glosses": [
        "An accessory plume arising from the posterior of the contour feathers of many birds."
      ],
      "links": [
        [
          "ornithology",
          "ornithology"
        ],
        [
          "plume",
          "plume"
        ],
        [
          "posterior",
          "posterior"
        ]
      ],
      "raw_glosses": [
        "(ornithology) An accessory plume arising from the posterior of the contour feathers of many birds."
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "ornithology"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "hypoptilum"
    },
    {
      "word": "hypotile"
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "accessory plume",
      "word": "hypotile"
    },
    {
      "code": "id",
      "lang": "Indonesian",
      "sense": "accessory plume",
      "word": "bulu tambahan"
    },
    {
      "alt": "こうう",
      "code": "ja",
      "lang": "Japanese",
      "roman": "kōu",
      "sense": "accessory plume",
      "word": "後羽"
    },
    {
      "code": "ta",
      "lang": "Tamil",
      "roman": "piṉpuṟattaṇṭuttūṇi",
      "sense": "accessory plume",
      "word": "பின்புறத்தண்டுத்தூணி"
    }
  ],
  "word": "aftershaft"
}