👉 Dichroous is a scientific term that describes an object or substance that has a color that changes depending on the angle of light. This means that it can absorb, reflect, or emit different colors depending on how much light it receives from a particular direction or wavelength. For example, if you shine a red light onto a piece of glass, and then a blue light is shone on top, both lights will be reflected at right angles to the incident light. This means that the color of