"bimetallic strip" meaning in English

{
  "forms": [
    {
      "form": "bimetallic strips",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bimetallic strip (plural bimetallic strips)",
      "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"
        }
      ],
      "glosses": [
        "A thin strip made from a sandwich of two different metals, the metals having different rates of expansion with temperature, so that an increase in temperature causes the strip to bend one way, and a decrease causes it to bend the other; used in various devices such as thermostats."
      ],
      "id": "en-bimetallic_strip-en-noun-kzeXzQ-0",
      "links": [
        [
          "thermostat",
          "thermostat"
        ]
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "thin strip made from two different metals",
          "word": "kaksoismetalliliuska"
        }
      ]
    }
  ],
  "word": "bimetallic strip"
}

{
  "forms": [
    {
      "form": "bimetallic strips",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bimetallic strip (plural bimetallic strips)",
      "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"
      ],
      "glosses": [
        "A thin strip made from a sandwich of two different metals, the metals having different rates of expansion with temperature, so that an increase in temperature causes the strip to bend one way, and a decrease causes it to bend the other; used in various devices such as thermostats."
      ],
      "links": [
        [
          "thermostat",
          "thermostat"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "thin strip made from two different metals",
      "word": "kaksoismetalliliuska"
    }
  ],
  "word": "bimetallic strip"
}