"change wheel" meaning in English

{
  "forms": [
    {
      "form": "change wheels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "change wheel (plural change wheels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Engineering",
          "orig": "en:Engineering",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              102,
              115
            ]
          ],
          "ref": "1911, “Screw”, in Encyclopædia Britannica, 11th edition, New York, N.Y.: Encyclopædia Britannica, Inc.:",
          "text": "The spindle is the first factor, being the driver, and the lead screw is driven therefrom through the change wheels—the variables—which determine the number of revolutions of the latter whether the same, or slower, or faster than the spindle.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One of a set of wheels of different sizes and number of teeth, that may be changed or substituted for one another in machinery, to produce a different but definite rate of angular velocity in an axis, as in cutting screws, gear, etc."
      ],
      "id": "en-change_wheel-en-noun-K836c6G6",
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "wheel",
          "wheel"
        ],
        [
          "angular velocity",
          "angular velocity"
        ],
        [
          "axis",
          "axis"
        ]
      ],
      "raw_glosses": [
        "(engineering) One of a set of wheels of different sizes and number of teeth, that may be changed or substituted for one another in machinery, to produce a different but definite rate of angular velocity in an axis, as in cutting screws, gear, etc."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "change wheel"
}

{
  "forms": [
    {
      "form": "change wheels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "change wheel (plural change wheels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Engineering"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              102,
              115
            ]
          ],
          "ref": "1911, “Screw”, in Encyclopædia Britannica, 11th edition, New York, N.Y.: Encyclopædia Britannica, Inc.:",
          "text": "The spindle is the first factor, being the driver, and the lead screw is driven therefrom through the change wheels—the variables—which determine the number of revolutions of the latter whether the same, or slower, or faster than the spindle.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One of a set of wheels of different sizes and number of teeth, that may be changed or substituted for one another in machinery, to produce a different but definite rate of angular velocity in an axis, as in cutting screws, gear, etc."
      ],
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "wheel",
          "wheel"
        ],
        [
          "angular velocity",
          "angular velocity"
        ],
        [
          "axis",
          "axis"
        ]
      ],
      "raw_glosses": [
        "(engineering) One of a set of wheels of different sizes and number of teeth, that may be changed or substituted for one another in machinery, to produce a different but definite rate of angular velocity in an axis, as in cutting screws, gear, etc."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "change wheel"
}