Term of the Road Dictionary


  • Language : PIARC Road Dictionary / English
  • Theme : Roads Road Equipment Road Lighting
  • Definition : Reflection in which radiation is returned in directions close to the opposite of the direction from which it came, this property being maintained over wide variations of the directions of the incident rays [CEN].

Back to theme

This site uses cookies to optimize its operation. They allow you to securely access your personal space and download our publications. You accept their use by clicking on the "Continue" button.