"tailrace" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "tail",
        "3": "race"
      },
      "expansion": "tail + race",
      "name": "compound"
    }
  ],
  "etymology_text": "tail + race",
  "forms": [
    {
      "form": "tailraces",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tailrace (plural tailraces)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "56 44",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "63 37",
          "kind": "topical",
          "langcode": "en",
          "name": "Hydrology",
          "orig": "en:Hydrology",
          "parents": [
            "Earth sciences",
            "Water",
            "Sciences",
            "Liquids",
            "All topics",
            "Matter",
            "Fundamental",
            "Chemistry",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The part of a millrace that carries water away from a water wheel."
      ],
      "id": "en-tailrace-en-noun-Nc7GW2td",
      "links": [
        [
          "millrace",
          "millrace"
        ],
        [
          "water",
          "water"
        ],
        [
          "water wheel",
          "water wheel"
        ]
      ],
      "raw_glosses": [
        "(archaic) The part of a millrace that carries water away from a water wheel."
      ],
      "tags": [
        "archaic"
      ]
    },
    {
      "glosses": [
        "The part of a hydropower facility that carries water away from a turbine."
      ],
      "id": "en-tailrace-en-noun-HA2kXVnM",
      "links": [
        [
          "hydropower",
          "hydropower"
        ],
        [
          "water",
          "water"
        ],
        [
          "turbine",
          "turbine"
        ]
      ]
    }
  ],
  "word": "tailrace"
}

{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "en:Hydrology"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "tail",
        "3": "race"
      },
      "expansion": "tail + race",
      "name": "compound"
    }
  ],
  "etymology_text": "tail + race",
  "forms": [
    {
      "form": "tailraces",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tailrace (plural tailraces)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English terms with archaic senses"
      ],
      "glosses": [
        "The part of a millrace that carries water away from a water wheel."
      ],
      "links": [
        [
          "millrace",
          "millrace"
        ],
        [
          "water",
          "water"
        ],
        [
          "water wheel",
          "water wheel"
        ]
      ],
      "raw_glosses": [
        "(archaic) The part of a millrace that carries water away from a water wheel."
      ],
      "tags": [
        "archaic"
      ]
    },
    {
      "glosses": [
        "The part of a hydropower facility that carries water away from a turbine."
      ],
      "links": [
        [
          "hydropower",
          "hydropower"
        ],
        [
          "water",
          "water"
        ],
        [
          "turbine",
          "turbine"
        ]
      ]
    }
  ],
  "word": "tailrace"
}