"paraboloid of revolution" meaning in English

{
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    {
      "form": "paraboloids of revolution",
      "tags": [
        "plural"
      ]
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  ],
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        "1": "paraboloids of revolution"
      },
      "expansion": "paraboloid of revolution (plural paraboloids of revolution)",
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    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "Geometry",
          "orig": "en:Geometry",
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            "Formal sciences",
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      ],
      "glosses": [
        "A surface of revolution formed by revolving a parabola around its axis."
      ],
      "id": "en-paraboloid_of_revolution-en-noun-AX6qBFSX",
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "surface of revolution",
          "surface of revolution"
        ],
        [
          "parabola",
          "parabola"
        ],
        [
          "axis",
          "axis"
        ]
      ],
      "raw_glosses": [
        "(geometry) A surface of revolution formed by revolving a parabola around its axis."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "paraboloid of revolution"
}

{
  "forms": [
    {
      "form": "paraboloids of revolution",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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        "1": "paraboloids of revolution"
      },
      "expansion": "paraboloid of revolution (plural paraboloids of revolution)",
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    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A surface of revolution formed by revolving a parabola around its axis."
      ],
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "surface of revolution",
          "surface of revolution"
        ],
        [
          "parabola",
          "parabola"
        ],
        [
          "axis",
          "axis"
        ]
      ],
      "raw_glosses": [
        "(geometry) A surface of revolution formed by revolving a parabola around its axis."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "paraboloid of revolution"
}