What do you mean by reflection of light
When a light is incident on a reflecting or a polished surface, than the light reflect back in its previous medium, is known as reflection. There are 2 types of reflection: regular reflection and diffused reflection.
Reflection: The bouncing back of rays of light from a polished and shiny surface is called reflection or reflection of light. It is similar to bouncing back of a football after colliding with a wall or any hard surface. A highly polished surface like a mirror reflects back the incident light the maximum.