"McLeod gauge" meaning in English

{
  "etymology_text": "Invented in 1874 by Herbert McLeod.",
  "forms": [
    {
      "form": "McLeod gauges",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "McLeod gauge (plural McLeod gauges)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "a device, rather like a manometer, used to measure low pressures close to that of a vacuum, by using an application of Boyle's law"
      ],
      "id": "en-McLeod_gauge-en-noun-s9uB~F5e",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "manometer",
          "manometer"
        ],
        [
          "pressure",
          "pressure"
        ],
        [
          "vacuum",
          "vacuum"
        ],
        [
          "Boyle's law",
          "Boyle's law"
        ]
      ],
      "raw_glosses": [
        "(physics) a device, rather like a manometer, used to measure low pressures close to that of a vacuum, by using an application of Boyle's law"
      ],
      "related": [
        {
          "word": "sticky vacuum"
        }
      ],
      "synonyms": [
        {
          "tags": [
            "US"
          ],
          "word": "McLeod gage"
        }
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "McLeod gauge"
}

{
  "etymology_text": "Invented in 1874 by Herbert McLeod.",
  "forms": [
    {
      "form": "McLeod gauges",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "McLeod gauge (plural McLeod gauges)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "sticky vacuum"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
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        "Pages with entries",
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      ],
      "glosses": [
        "a device, rather like a manometer, used to measure low pressures close to that of a vacuum, by using an application of Boyle's law"
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "manometer",
          "manometer"
        ],
        [
          "pressure",
          "pressure"
        ],
        [
          "vacuum",
          "vacuum"
        ],
        [
          "Boyle's law",
          "Boyle's law"
        ]
      ],
      "raw_glosses": [
        "(physics) a device, rather like a manometer, used to measure low pressures close to that of a vacuum, by using an application of Boyle's law"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "US"
      ],
      "word": "McLeod gage"
    }
  ],
  "word": "McLeod gauge"
}