Albedo

Pronunciation: /ˈəlbədə/

Albedo (noun)

  1. A measure of how much light a surface reflects compared with how much it receives.
  2. A number used to describe how bright a planet or moon looks because of reflected sunlight.

Examples

  • The paint has high albedo, so it reflects more light.
  • A smooth surface can show higher albedo than a rough one.