"semiregular tessellation" meaning in English

{
  "forms": [
    {
      "form": "semiregular tessellations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "semiregular tessellation (plural semiregular tessellations)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
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            "Formal sciences",
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        {
          "kind": "other",
          "langcode": "en",
          "name": "Tesselation",
          "orig": "en:Tesselation",
          "parents": [],
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        }
      ],
      "glosses": [
        "A tessellation of the plane by two or more different convex regular polygons."
      ],
      "id": "en-semiregular_tessellation-en-noun-g0cMfh~2",
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "tessellation",
          "tessellation"
        ],
        [
          "convex",
          "convex"
        ],
        [
          "regular polygon",
          "regular polygon"
        ]
      ],
      "raw_glosses": [
        "(geometry) A tessellation of the plane by two or more different convex regular polygons."
      ],
      "related": [
        {
          "word": "regular tessellation"
        },
        {
          "urls": [
            "http://mathworld.wolfram.com/RegularTessellation.html"
          ],
          "word": "Mathworld article on regular tessellation"
        }
      ],
      "synonyms": [
        {
          "word": "Archimedean tessellation"
        }
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "semiregular tessellation"
}

{
  "forms": [
    {
      "form": "semiregular tessellations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "semiregular tessellation (plural semiregular tessellations)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "regular tessellation"
    },
    {
      "urls": [
        "http://mathworld.wolfram.com/RegularTessellation.html"
      ],
      "word": "Mathworld article on regular tessellation"
    }
  ],
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        "en:Tesselation"
      ],
      "glosses": [
        "A tessellation of the plane by two or more different convex regular polygons."
      ],
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "tessellation",
          "tessellation"
        ],
        [
          "convex",
          "convex"
        ],
        [
          "regular polygon",
          "regular polygon"
        ]
      ],
      "raw_glosses": [
        "(geometry) A tessellation of the plane by two or more different convex regular polygons."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Archimedean tessellation"
    }
  ],
  "word": "semiregular tessellation"
}