"icosahedral" meaning in English

{
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    {
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        "1": "en",
        "2": "icosa",
        "3": "hedral"
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      "expansion": "icosa- + -hedral",
      "name": "confix"
    }
  ],
  "etymology_text": "From icosa- + -hedral.",
  "head_templates": [
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      "expansion": "icosahedral (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
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        {
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          "name": "English terms prefixed with icosa-",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "English terms suffixed with -hedral",
          "parents": [],
          "source": "w"
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          "langcode": "en",
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          "orig": "en:Twenty",
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      "examples": [
        {
          "ref": "1966, Norman W. Johnson, “Convex Polyhedra with Regular Faces”, in Canadian Journal of Mathematics, volume XVIII, number I, Toronto: University of Toronto Press, page 181:",
          "text": "Of the convex polyhedra with regular faces, the only ones that have tetrahedral, octahedral, or icosahedral symmetry are the Platonic and Archimedean solids.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Of, relating to, or having the shape of an icosahedron."
      ],
      "id": "en-icosahedral-en-adj-G8NzHMzu",
      "links": [
        [
          "icosahedron",
          "icosahedron"
        ]
      ],
      "related": [
        {
          "word": "icosahedron"
        }
      ],
      "synonyms": [
        {
          "english": "much less common",
          "word": "icosahedric"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "icosahedral"
}

{
  "etymology_templates": [
    {
      "args": {
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        "2": "icosa",
        "3": "hedral"
      },
      "expansion": "icosa- + -hedral",
      "name": "confix"
    }
  ],
  "etymology_text": "From icosa- + -hedral.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "icosahedral (not comparable)",
      "name": "en-adj"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "icosahedron"
    }
  ],
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        {
          "ref": "1966, Norman W. Johnson, “Convex Polyhedra with Regular Faces”, in Canadian Journal of Mathematics, volume XVIII, number I, Toronto: University of Toronto Press, page 181:",
          "text": "Of the convex polyhedra with regular faces, the only ones that have tetrahedral, octahedral, or icosahedral symmetry are the Platonic and Archimedean solids.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Of, relating to, or having the shape of an icosahedron."
      ],
      "links": [
        [
          "icosahedron",
          "icosahedron"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "synonyms": [
    {
      "english": "much less common",
      "word": "icosahedric"
    }
  ],
  "word": "icosahedral"
}