"膝蓋骨" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "膝蓋",
        "3": "骨",
        "lit1": "knee + lid, cap",
        "sort": "しつがいこつ",
        "t2": "bone",
        "tr1": "shitsugai",
        "tr2": "kotsu"
      },
      "expansion": "膝蓋 (shitsugai, literally “knee + lid, cap”) + 骨 (kotsu, “bone”)",
      "name": "compound"
    }
  ],
  "etymology_text": "Compound of 膝蓋 (shitsugai, literally “knee + lid, cap”) + 骨 (kotsu, “bone”). First cited to a medical terminology list from 1872.",
  "forms": [
    {
      "form": "膝蓋骨",
      "ruby": [
        [
          "膝",
          "しつ"
        ],
        [
          "蓋",
          "がい"
        ],
        [
          "骨",
          "こつ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shitsugaikotsu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しつがいこつ"
      },
      "expansion": "膝(しつ)蓋(がい)骨(こつ) • (shitsugaikotsu)",
      "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"
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        },
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          "parents": [
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Bones",
          "orig": "ja:Bones",
          "parents": [
            "Skeleton",
            "Body parts",
            "Body",
            "Anatomy",
            "Human",
            "Biology",
            "Medicine",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Limbs",
          "orig": "ja:Limbs",
          "parents": [
            "Body parts",
            "Body",
            "Anatomy",
            "Human",
            "Biology",
            "Medicine",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a kneecap, a patella"
      ],
      "id": "en-膝蓋骨-ja-noun-KdueWFy7",
      "links": [
        [
          "kneecap",
          "kneecap"
        ],
        [
          "patella",
          "patella"
        ]
      ],
      "synonyms": [
        {
          "word": "膝の皿"
        },
        {
          "word": "膝皿"
        },
        {
          "word": "膝頭"
        }
      ],
      "wikipedia": [
        "Daijisen",
        "Patella",
        "Shogakukan",
        "Tōkyō",
        "ja:大辞泉",
        "ja:松村明",
        "ja:膝蓋骨"
      ]
    }
  ],
  "sounds": [
    {
      "other": "しつがいこつ"
    },
    {
      "ipa": "[ɕit͡sɨᵝɡa̠iko̞t͡sɨᵝ]"
    }
  ],
  "word": "膝蓋骨"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "膝蓋",
        "3": "骨",
        "lit1": "knee + lid, cap",
        "sort": "しつがいこつ",
        "t2": "bone",
        "tr1": "shitsugai",
        "tr2": "kotsu"
      },
      "expansion": "膝蓋 (shitsugai, literally “knee + lid, cap”) + 骨 (kotsu, “bone”)",
      "name": "compound"
    }
  ],
  "etymology_text": "Compound of 膝蓋 (shitsugai, literally “knee + lid, cap”) + 骨 (kotsu, “bone”). First cited to a medical terminology list from 1872.",
  "forms": [
    {
      "form": "膝蓋骨",
      "ruby": [
        [
          "膝",
          "しつ"
        ],
        [
          "蓋",
          "がい"
        ],
        [
          "骨",
          "こつ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
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      "form": "shitsugaikotsu",
      "tags": [
        "romanization"
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  ],
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      },
      "expansion": "膝(しつ)蓋(がい)骨(こつ) • (shitsugaikotsu)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
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        "Japanese nouns",
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        "Japanese terms spelled with sixth grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with three Han script characters",
        "ja:Bones",
        "ja:Limbs"
      ],
      "glosses": [
        "a kneecap, a patella"
      ],
      "links": [
        [
          "kneecap",
          "kneecap"
        ],
        [
          "patella",
          "patella"
        ]
      ],
      "synonyms": [
        {
          "word": "膝の皿"
        },
        {
          "word": "膝皿"
        },
        {
          "word": "膝頭"
        }
      ],
      "wikipedia": [
        "Daijisen",
        "Patella",
        "Shogakukan",
        "Tōkyō",
        "ja:大辞泉",
        "ja:松村明",
        "ja:膝蓋骨"
      ]
    }
  ],
  "sounds": [
    {
      "other": "しつがいこつ"
    },
    {
      "ipa": "[ɕit͡sɨᵝɡa̠iko̞t͡sɨᵝ]"
    }
  ],
  "word": "膝蓋骨"
}