artificial light

American  

[ahr-tuh-fish-uhl lahyt] / ˌɑr təˈfɪʃ əl ˈlaɪt /

noun

1. light from an electrical source; light from a source other than the sun, moon, stars, or flame.

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Example Sentences

However, artificial light can be classed as a statutory nuisance if it "interferes with the use or enjoyment of a home" or is likely to "injure health".

From BBC • Dec. 17, 2025

The investigators described artificial light at night, often called nighttime light pollution, as nearly universal in modern urban settings.

From Science Daily • Nov. 3, 2025

A preliminary analysis to be presented at the American Heart Association's Scientific Sessions 2025 found that greater artificial light at night correlated with increased brain stress signals, inflamed blood vessels, and higher heart disease risk.

From Science Daily • Nov. 3, 2025

For optimal “counterillumination,” the scientists found, the artificial light has to be brighter than the background light.

From Los Angeles Times • Nov. 13, 2024

Jam exhaled when they sat in their seats, welcoming the dark of the large room, the artificial light of the screen that stretched from floor to ceiling, curving in on them.

From "Pet" by Akwaeke Emezi