"cycloidal arch" meaning in English

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      "form": "cycloidal arches",
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      "expansion": "cycloidal arch (plural cycloidal arches)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "Curves",
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      "glosses": [
        "[Alt: Picture of the relevant components of a cycloidal arch](architecture) An arch that has a cycloidal shape, wherein the span of the arch is some factor of pi*rise."
      ],
      "id": "en-cycloidal_arch-en-noun-EW11XVjO",
      "links": [
        [
          "architecture",
          "architecture"
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  "word": "cycloidal arch"
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{
  "forms": [
    {
      "form": "cycloidal arches",
      "tags": [
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  ],
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "[Alt: Picture of the relevant components of a cycloidal arch](architecture) An arch that has a cycloidal shape, wherein the span of the arch is some factor of pi*rise."
      ],
      "links": [
        [
          "architecture",
          "architecture"
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    }
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  "word": "cycloidal arch"
}