"bipyramid" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bi",
        "3": "pyramid"
      },
      "expansion": "bi- + pyramid",
      "name": "prefix"
    }
  ],
  "etymology_text": "From bi- + pyramid.",
  "forms": [
    {
      "form": "bipyramids",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bipyramid (plural bipyramids)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English hybridisms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with bi-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Fourteen",
          "orig": "en:Fourteen",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Polyhedra",
          "orig": "en:Polyhedra",
          "parents": [
            "Shapes",
            "Geometry",
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1998, Georgina Ferry, Dorothy Hodgkin: A Life",
          "text": "Yet the perfect hexagonal bipyramids still in the test-tube must have had an internal order to produce those shapes.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A dipyramid."
      ],
      "id": "en-bipyramid-en-noun--LFoLmmk",
      "links": [
        [
          "dipyramid",
          "dipyramid"
        ]
      ]
    }
  ],
  "word": "bipyramid"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bi",
        "3": "pyramid"
      },
      "expansion": "bi- + pyramid",
      "name": "prefix"
    }
  ],
  "etymology_text": "From bi- + pyramid.",
  "forms": [
    {
      "form": "bipyramids",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bipyramid (plural bipyramids)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English hybridisms",
        "English lemmas",
        "English nouns",
        "English terms prefixed with bi-",
        "English terms with quotations",
        "Quotation templates to be cleaned",
        "en:Fourteen",
        "en:Polyhedra"
      ],
      "examples": [
        {
          "ref": "1998, Georgina Ferry, Dorothy Hodgkin: A Life",
          "text": "Yet the perfect hexagonal bipyramids still in the test-tube must have had an internal order to produce those shapes.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A dipyramid."
      ],
      "links": [
        [
          "dipyramid",
          "dipyramid"
        ]
      ]
    }
  ],
  "word": "bipyramid"
}