散さん乱らん体たい

noun

scatterer

Technical 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.