三さん稜りょう鏡きょうさんりょうきょうMeanings1nounprismTechnical term for an optical prism, especially a triangular glass prism used to disperse light. Rare in everyday conversation; プリズム is the common modern term.三さん稜りょう鏡きょうに光ひかりを通とおすと、虹にじ色いろの
