absorptivity

• Существительное, обозначающее физическое свойство тела, определяющее долю падающего излучения или звукового потока, которая поглощается или может быть поглощена этим телом.

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.

uncountable

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.

   Поглощательная способность

   • 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.

   Synonymsabsorptanceabsorption coefficient

   Antonymsreflectivitytransmittance