光こう量りょう子しMeaningsNoun1. light quantum; photonKanji used光ray量quantity子childPitch accentこうりょうしComposed of光こう量りょうamount of light; quantity of lightNoun子しchild (esp. a boy); viscount; founder of a school of thought (esp. Confucius); master; masters and philosophers (categorization of Chinese classical literature); -er (i.e. man who spends all his time doing ...); counter for played stonesNoun