OPALESCENCES
- the state of being opalescent
- the milky iridescent appearance of a dense transparent medium when it is illuminated by polychromatic visible radiation (such as sunlight) due to local fluctuations in its density and therefore in its refractive index
- the milky iridescent appearance of a dense transparent medium when it is illuminated by polychromatic visible radiation (such as sunlight) due to local fluctuations in its density and therefore in its refractive index