光ひかり療りょう法ほうMeanings1nounlight therapy; phototherapymedicineMedical term for treatment using light, such as for skin conditions or seasonal affective disorder.光ひかり療りょう法ほうは、季き節せつ性せい情じょう動どう障しょう害がいの治ち療りょうに使つかわれることがあります。Light therapy is sometimes used to treat seasonal affective disorder.