"coplane" meaning in English

{
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        "1": "en",
        "2": "co",
        "3": "plane"
      },
      "expansion": "co- + plane",
      "name": "prefix"
    }
  ],
  "etymology_text": "From co- + plane.",
  "forms": [
    {
      "form": "coplanes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "expansion": "coplane (plural coplanes)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "examples": [
        {
          "ref": "1980, Jaya Srivastava, Combinatorial Mathematics, Optimal Designs, and Their Applications, page 61:",
          "text": "In Section 4 we show that any PMD in which a coplane is not the intersection of two hyperplanes is an extension of a projective plane.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The dual of a plane."
      ],
      "id": "en-coplane-en-noun-nM3tJ7k5",
      "links": [
        [
          "mathematics",
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        ],
        [
          "dual",
          "dual"
        ],
        [
          "plane",
          "plane"
        ]
      ],
      "raw_glosses": [
        "(mathematics) The dual of a plane."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "coplane"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "co",
        "3": "plane"
      },
      "expansion": "co- + plane",
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    }
  ],
  "etymology_text": "From co- + plane.",
  "forms": [
    {
      "form": "coplanes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "coplane (plural coplanes)",
      "name": "en-noun"
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  ],
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  "lang_code": "en",
  "pos": "noun",
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          "ref": "1980, Jaya Srivastava, Combinatorial Mathematics, Optimal Designs, and Their Applications, page 61:",
          "text": "In Section 4 we show that any PMD in which a coplane is not the intersection of two hyperplanes is an extension of a projective plane.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The dual of a plane."
      ],
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        ],
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      "raw_glosses": [
        "(mathematics) The dual of a plane."
      ],
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        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "coplane"
}