red light

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

You might not even notice it unless you first saw the red light shining on the sidewalk above a pair of nondescript black doors.

From The Wall Street Journal • Apr. 14, 2026

Nevertheless, employers understandably saw the warning as a yellow light, if not a flashing red light.

From Los Angeles Times • Apr. 10, 2026

Because many medical technologies depend on red light, this discovery could have implications far beyond insect biology.

From Science Daily • Apr. 9, 2026

It was cold—the temperature settled in at 30 degrees—and blue and red light flashed on the wall of Quirky Books from a nearby surveillance tower installed by the police.

From Slate • Mar. 25, 2026

Even with the thickened summer fog, even though Cat couldn’t see it, she knew the little red light glowed on.

From "Caterpillar Summer" by Gillian McDunn