"strain gauge" meaning in English

{
  "forms": [
    {
      "form": "strain gauges",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "strain gauge (plural strain gauges)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "examples": [
        {
          "ref": "1964 November, “Automatic helper locomotive control on the Louisville & Nashville RR, USA”, in Modern Railways, page 354:",
          "text": "A strain gauge in the couplers of this unit [...] measures continuously the drawbar tension exerted by the locomotives at the front end and the bogie wagons trailing to the rear of it.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A device that measures the strain in a structural element by measuring changes in electrical resistance of a sensor attached to the element under investigation."
      ],
      "id": "en-strain_gauge-en-noun-wpyIopui",
      "links": [
        [
          "structural",
          "structural"
        ],
        [
          "element",
          "element"
        ],
        [
          "electrical",
          "electrical"
        ],
        [
          "resistance",
          "resistance"
        ],
        [
          "sensor",
          "sensor"
        ]
      ],
      "related": [
        {
          "word": "extensometer"
        }
      ],
      "synonyms": [
        {
          "word": "strain gage"
        }
      ],
      "translations": [
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "device that measures the strain in a structural element",
          "tags": [
            "neuter"
          ],
          "word": "rekstrookje"
        }
      ],
      "wikipedia": [
        "strain gauge"
      ]
    }
  ],
  "word": "strain gauge"
}

{
  "forms": [
    {
      "form": "strain gauges",
      "tags": [
        "plural"
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  ],
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      "expansion": "strain gauge (plural strain gauges)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "extensometer"
    }
  ],
  "senses": [
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      "examples": [
        {
          "ref": "1964 November, “Automatic helper locomotive control on the Louisville & Nashville RR, USA”, in Modern Railways, page 354:",
          "text": "A strain gauge in the couplers of this unit [...] measures continuously the drawbar tension exerted by the locomotives at the front end and the bogie wagons trailing to the rear of it.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A device that measures the strain in a structural element by measuring changes in electrical resistance of a sensor attached to the element under investigation."
      ],
      "links": [
        [
          "structural",
          "structural"
        ],
        [
          "element",
          "element"
        ],
        [
          "electrical",
          "electrical"
        ],
        [
          "resistance",
          "resistance"
        ],
        [
          "sensor",
          "sensor"
        ]
      ],
      "wikipedia": [
        "strain gauge"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "strain gage"
    }
  ],
  "translations": [
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "device that measures the strain in a structural element",
      "tags": [
        "neuter"
      ],
      "word": "rekstrookje"
    }
  ],
  "word": "strain gauge"
}