absorptivity

• Propriété physique d'un corps qui détermine la fraction du rayonnement incident ou du flux sonore qui est absorbée ou peut être absorbée par ce corps.

A noun referring to the physical property of a body that determines the fraction of incident radiation or sound flux that is absorbed or absorbable by that body.

indénombrable

1. Physical property of absorptionC2formalscientific

   The property of a material that determines the fraction of incident radiation or sound flux that is absorbed or can be absorbed by it.

   Absorptivité

   • The absorptivity of the surface was measured using a spectrometer.
   • Materials with high absorptivity are used in solar panels.
   • The absorptivity of the acoustic panels reduced echo in the room.

   Synonymesabsorptanceabsorption coefficient

   Antonymesreflectivitytransmittance