Illumination and Luminance

Illumination

Illumination noun - The quality or state of having or giving off light.
Usage example: in that clime the illumination of the full moon is such as you can practically read by it

Luminance and illumination are semantically related in brightness topic. In some cases you can use "Luminance" instead a noun "Illumination".

Luminance

Luminance noun - Brightness created by light reflected from a surface.
Usage example: the emerald had a pure, icy green luminance

Illumination and luminance are semantically related in brightness topic. You can use "Illumination" instead a noun "Luminance".

Nearby Word: luminosity
Cite this Source
Luminance and Illumination. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/illumination/luminance
Illumination & Luminance. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/illumination/luminance>.
Luminance or Illumination. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/illumination/luminance.
Google Ngram Viewer shows how "illumination" and "luminance" have occurred on timeline