"四辺形" meaning in Japanese

{
  "forms": [
    {
      "form": "四辺形",
      "ruby": [
        [
          "四",
          "し"
        ],
        [
          "辺",
          "へん"
        ],
        [
          "形",
          "けい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shihenkei",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しへんけい"
      },
      "expansion": "四(し)辺(へん)形(けい) • (shihenkei)",
      "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 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Four",
          "orig": "ja:Four",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Polygons",
          "orig": "ja:Polygons",
          "parents": [
            "Shapes",
            "Geometry",
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Synonym of 四角形 (shikakukei, shikakkei, “quadrilateral”) (polygon having four sides)"
      ],
      "id": "en-四辺形-ja-noun-TQ5XpKiZ",
      "links": [
        [
          "四角形",
          "四角形#Japanese"
        ],
        [
          "quadrilateral",
          "quadrilateral"
        ]
      ],
      "synonyms": [
        {
          "extra": "(shikakukei, shikakkei, “quadrilateral”) (polygon having four sides)",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "四角形"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "しへんけー"
    },
    {
      "other": "しへんけー"
    },
    {
      "ipa": "[ɕi̥hẽ̞ŋke̞ː]"
    }
  ],
  "word": "四辺形"
}

{
  "forms": [
    {
      "form": "四辺形",
      "ruby": [
        [
          "四",
          "し"
        ],
        [
          "辺",
          "へん"
        ],
        [
          "形",
          "けい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shihenkei",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しへんけい"
      },
      "expansion": "四(し)辺(へん)形(けい) • (shihenkei)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "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 fourth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms with 3 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries",
        "ja:Four",
        "ja:Polygons"
      ],
      "glosses": [
        "Synonym of 四角形 (shikakukei, shikakkei, “quadrilateral”) (polygon having four sides)"
      ],
      "links": [
        [
          "四角形",
          "四角形#Japanese"
        ],
        [
          "quadrilateral",
          "quadrilateral"
        ]
      ],
      "synonyms": [
        {
          "extra": "(shikakukei, shikakkei, “quadrilateral”) (polygon having four sides)",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "四角形"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "しへんけー"
    },
    {
      "other": "しへんけー"
    },
    {
      "ipa": "[ɕi̥hẽ̞ŋke̞ː]"
    }
  ],
  "word": "四辺形"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "四辺形"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "四辺形",
  "trace": ""
}