color temperature

noun

: the temperature at which a blackbody emits radiant energy competent to evoke a color the same as that evoked by radiant energy from a given source (such as a lamp)

Examples of color temperature in a Sentence

Recent Examples on the Web

In the evening, the front light adjusts to a mid-warm color temperature that is easier on the eyes than the light from my iPad or phone. — Will Greenwald, PC Magazine, 28 Oct. 2026

The team then measured the color temperature of the remaining 146 white dwarfs. — Laura Baisas, Popular Science, 15 Oct. 2026

Gibbs recommends keeping the color temperature at 2700K for a warm glow. — Shagun Khare, The Spruce, 23 Sep. 2026

Choose bedside reading light bulbs of warm white, deep amber or red that have low or near-zero effective color temperatures. — Sandee Lamotte, CNN Money, 9 Sep. 2026

Word History

First Known Use

1916, in the meaning defined above