"三角柱" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "三",
        "3": "角柱",
        "sort": "さんかくちゅう",
        "t1": "three",
        "t2": "prism",
        "tr1": "san",
        "tr2": "kakuchū"
      },
      "expansion": "三 (san, “three”) + 角柱 (kakuchū, “prism”)",
      "name": "compound"
    }
  ],
  "etymology_text": "三 (san, “three”) + 角柱 (kakuchū, “prism”)",
  "forms": [
    {
      "form": "三角柱",
      "ruby": [
        [
          "三",
          "さん"
        ],
        [
          "角",
          "かく"
        ],
        [
          "柱",
          "ちゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "sankakuchū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "さんかくちゅう"
      },
      "expansion": "三(さん)角(かく)柱(ちゅう) • (sankakuchū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 3 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Shapes",
          "orig": "ja:Shapes",
          "parents": [
            "Geometry",
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Three",
          "orig": "ja:Three",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "triangular prism"
      ],
      "id": "en-三角柱-ja-noun-oUcYIujg",
      "links": [
        [
          "triangular prism",
          "triangular prism"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[sã̠ŋka̠kɯ̟t͡ɕɨː]"
    }
  ],
  "word": "三角柱"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "三",
        "3": "角柱",
        "sort": "さんかくちゅう",
        "t1": "three",
        "t2": "prism",
        "tr1": "san",
        "tr2": "kakuchū"
      },
      "expansion": "三 (san, “three”) + 角柱 (kakuchū, “prism”)",
      "name": "compound"
    }
  ],
  "etymology_text": "三 (san, “three”) + 角柱 (kakuchū, “prism”)",
  "forms": [
    {
      "form": "三角柱",
      "ruby": [
        [
          "三",
          "さん"
        ],
        [
          "角",
          "かく"
        ],
        [
          "柱",
          "ちゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "sankakuchū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "さんかくちゅう"
      },
      "expansion": "三(さん)角(かく)柱(ちゅう) • (sankakuchū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with 3 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation missing pitch accent",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with 2 entries",
        "Pages with entries",
        "ja:Shapes",
        "ja:Three"
      ],
      "glosses": [
        "triangular prism"
      ],
      "links": [
        [
          "triangular prism",
          "triangular prism"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[sã̠ŋka̠kɯ̟t͡ɕɨː]"
    }
  ],
  "word": "三角柱"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "三角柱"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "三角柱",
  "trace": ""
}