白はく色しょく光こうはくしょくこうMeanings1nounwhite lightTechnical term in physics and optics; refers to light that contains all visible wavelengths, such as sunlight.白はく色しょく光こうをプリズムに通とおすと、虹にじ色いろに分わかれる。When white light passes through a prism, it splits into rainbow colors.
