"volumometer" meaning in English

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  "etymology_text": "From volume + -o- + -meter.",
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      "form": "volumometers",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A device for measuring the volume of a solid by means of the pressure difference in a confined volume of gas caused by its presence or absence."
      ],
      "id": "en-volumometer-en-noun-L7LIdDrX",
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          "physics",
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          "volume",
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        ],
        [
          "pressure",
          "pressure"
        ],
        [
          "difference",
          "difference"
        ],
        [
          "gas",
          "gas"
        ]
      ],
      "raw_glosses": [
        "(physics) A device for measuring the volume of a solid by means of the pressure difference in a confined volume of gas caused by its presence or absence."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
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  "word": "volumometer"
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    }
  ],
  "etymology_text": "From volume + -o- + -meter.",
  "forms": [
    {
      "form": "volumometers",
      "tags": [
        "plural"
      ]
    }
  ],
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  "lang_code": "en",
  "pos": "noun",
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        "A device for measuring the volume of a solid by means of the pressure difference in a confined volume of gas caused by its presence or absence."
      ],
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          "physics",
          "physics"
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          "pressure",
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          "difference",
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      "raw_glosses": [
        "(physics) A device for measuring the volume of a solid by means of the pressure difference in a confined volume of gas caused by its presence or absence."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
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  "word": "volumometer"
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