散さん乱らん体たいさんらんたいMeanings1nounscattererphysicsTechnical term in physics for an object or medium that scatters waves or particles.散さん乱らん体たいの密みつ度どが高たかいほど、光ひかりは強つよく散さん乱らんされる。The higher the density of scatterers, the more strongly light is scattered.