1. The fraction of radiant energy that is reflected from a surface
   - coefficient of reflection, reflection factor, reflectance 
2. The ability to reflect beams or rays
   - reflection, reflexion [Brit] 
3. The capability of quiet thought or contemplation
   - reflectiveness

Derived forms: reflectivities

See also: reflective

Type of: coefficient, physical property, thoughtfulness

Encyclopedia: Reflectivity

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