"hydrostatics" meaning in English

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        "2": "hydro",
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  "etymology_text": "From hydro- + statics.",
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      "expansion": "hydrostatics (uncountable)",
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  "lang_code": "en",
  "pos": "noun",
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "source": "w"
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            "Fundamental"
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          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "hydrostatic"
        }
      ],
      "examples": [
        {
          "text": "1774, Dr Samuel Johnson, Preface to the Works of the English Poets, J. Nichols, Volume II, Page 30,\n\"to estimate his skill in hydrostatistics or astronomy; ...\""
        }
      ],
      "glosses": [
        "The scientific study of fluids at rest, especially when under pressure."
      ],
      "id": "en-hydrostatics-en-noun-t7iswB2W",
      "links": [
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          "physics",
          "physics"
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          "scientific",
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        [
          "study",
          "study"
        ],
        [
          "fluid",
          "fluid"
        ],
        [
          "rest",
          "rest"
        ],
        [
          "pressure",
          "pressure"
        ]
      ],
      "raw_glosses": [
        "(physics) The scientific study of fluids at rest, especially when under pressure."
      ],
      "related": [
        {
          "word": "statics"
        },
        {
          "word": "hydrodynamics"
        }
      ],
      "synonyms": [
        {
          "tags": [
            "obsolete"
          ],
          "word": "hydrostaticks"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "study",
          "tags": [
            "feminine"
          ],
          "word": "hidrostàtica"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "study",
          "tags": [
            "feminine"
          ],
          "word": "hydrostatika"
        },
        {
          "code": "gl",
          "lang": "Galician",
          "sense": "study",
          "tags": [
            "feminine"
          ],
          "word": "hidrostática"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "ydrostatikí",
          "sense": "study",
          "tags": [
            "feminine"
          ],
          "word": "υδροστατική"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "study",
          "word": "hidrosztatika"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "gidrostátika",
          "sense": "study",
          "tags": [
            "feminine"
          ],
          "word": "гидроста́тика"
        },
        {
          "code": "tl",
          "lang": "Tagalog",
          "sense": "study",
          "word": "danumtigilan"
        }
      ],
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        "hydrostatics"
      ]
    }
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  "sounds": [
    {
      "rhymes": "-ætɪks"
    }
  ],
  "word": "hydrostatics"
}

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  "derived": [
    {
      "word": "hydrostatic"
    }
  ],
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  "etymology_text": "From hydro- + statics.",
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  "lang_code": "en",
  "pos": "noun",
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    {
      "word": "statics"
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    {
      "word": "hydrodynamics"
    }
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          "text": "1774, Dr Samuel Johnson, Preface to the Works of the English Poets, J. Nichols, Volume II, Page 30,\n\"to estimate his skill in hydrostatistics or astronomy; ...\""
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          "fluid",
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        ],
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          "rest",
          "rest"
        ],
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          "pressure",
          "pressure"
        ]
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        "(physics) The scientific study of fluids at rest, especially when under pressure."
      ],
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        "uncountable"
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    {
      "rhymes": "-ætɪks"
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  "synonyms": [
    {
      "tags": [
        "obsolete"
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      "word": "hydrostaticks"
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "study",
      "tags": [
        "feminine"
      ],
      "word": "hidrostàtica"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "study",
      "tags": [
        "feminine"
      ],
      "word": "hydrostatika"
    },
    {
      "code": "gl",
      "lang": "Galician",
      "sense": "study",
      "tags": [
        "feminine"
      ],
      "word": "hidrostática"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "ydrostatikí",
      "sense": "study",
      "tags": [
        "feminine"
      ],
      "word": "υδροστατική"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "study",
      "word": "hidrosztatika"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "gidrostátika",
      "sense": "study",
      "tags": [
        "feminine"
      ],
      "word": "гидроста́тика"
    },
    {
      "code": "tl",
      "lang": "Tagalog",
      "sense": "study",
      "word": "danumtigilan"
    }
  ],
  "word": "hydrostatics"
}