"flutter wheel" meaning in English

{
  "etymology_text": "So called from the spattering of water and the fluttering noise it makes.",
  "forms": [
    {
      "form": "flutter wheels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flutter wheel (plural flutter wheels)",
      "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"
        }
      ],
      "coordinate_terms": [
        {
          "word": "tub wheel"
        },
        {
          "word": "undershot wheel"
        },
        {
          "word": "breast wheel"
        },
        {
          "word": "central-discharge wheel"
        },
        {
          "word": "overshot wheel"
        }
      ],
      "glosses": [
        "A water wheel placed below a fall or in a chute where rapidly moving water strikes the tips of the floats."
      ],
      "id": "en-flutter_wheel-en-noun-0grFGoBc",
      "links": [
        [
          "water wheel",
          "water wheel"
        ],
        [
          "fall",
          "fall"
        ],
        [
          "chute",
          "chute"
        ],
        [
          "float",
          "float"
        ]
      ],
      "related": [
        {
          "word": "turbine wheel"
        }
      ]
    }
  ],
  "word": "flutter wheel"
}

{
  "coordinate_terms": [
    {
      "word": "tub wheel"
    },
    {
      "word": "undershot wheel"
    },
    {
      "word": "breast wheel"
    },
    {
      "word": "central-discharge wheel"
    },
    {
      "word": "overshot wheel"
    }
  ],
  "etymology_text": "So called from the spattering of water and the fluttering noise it makes.",
  "forms": [
    {
      "form": "flutter wheels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flutter wheel (plural flutter wheels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "turbine wheel"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A water wheel placed below a fall or in a chute where rapidly moving water strikes the tips of the floats."
      ],
      "links": [
        [
          "water wheel",
          "water wheel"
        ],
        [
          "fall",
          "fall"
        ],
        [
          "chute",
          "chute"
        ],
        [
          "float",
          "float"
        ]
      ]
    }
  ],
  "word": "flutter wheel"
}