Definition from Wiktionary, the free dictionary
|Kanji in this term|
|Grade: S||Grade: 3|
Both 膝の皿 (hiza no sara) and 膝皿 (hiza sara) are in use in modern Japanese, with 膝の皿 (hiza no sara) used more frequently. The term 膝蓋骨 (shitsugaikotsu) is somewhat more technical, a bit like English patella compared to kneecap.