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Definitions

illuminating

[ih-loo-muh-ney-ting] / ɪˈlu məˌneɪ tɪŋ /
ADJECTIVE
lighting up
Synonyms


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.

San Francisco-based satellite operator Planet Labs espouses a mission “to accelerate humanity toward a more sustainable, secure, and prosperous world by illuminating environmental and social change.”

From The Wall Street Journal • Mar. 19, 2026

Researchers at the University of Missouri are developing a new way to determine which cancer patients are most likely to benefit from targeted therapies by illuminating tumors in medical scans.

From Science Daily • Mar. 16, 2026

A rocket blasts off from a launcher, shooting into the sky and illuminating the darkened valley below.

From BBC • Feb. 23, 2026

In front of Moscow's ornate Bolshoi Theatre, its soft yellow lights illuminating a snowstorm in the Russian capital, Valentina Ivakina had come to "escape today's problems".

From Barron's • Feb. 18, 2026

A ray of wintery sunlight fell across the classroom, illuminating Lupin’s gray hairs and the lines on his young face.

From "Harry Potter And The Prisoner Of Azkaban" by J.K. Rowling




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