Meaning of radiosity in English:

radiosity

Pronunciation /ˌreɪdɪˈɒsɪti/

noun

  • 1Engineering Physics
    The amount of radiant energy emitted by a surface per unit area.

    The concept is analogous to that of luminosity in illumination engineering, where the radiant energy concerned is visible light.

  • 2Computing
    In computer graphics: a method for rendering three-dimensional objects which allows for the multiple reflection of light between the surfaces depicted; an algorithm for implementing this.

Origin

1930s. From radi- + -osity.