as in lamps
something that provides illumination
at the time, a spermaceti candle was the brightest indoor illuminant available
Synonyms & Similar Words
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Example Sentences
Recent Examples of Synonyms for illuminants
Noun
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On Friday, the zoo began moving several of its animals into protected areas of the Kendall-area attraction and kept warm with extra bedding hay, along with external heating sources like heat lamps, radiant heaters and heated floor pads.—
Michael Butler,
Miami Herald,
30 Jan. 2026 -
It’s all served beneath the soft glow of vintage Murano glass lamps repurposed from the old guest rooms.—
Laura Itzkowitz,
AFAR Media,
30 Jan. 2026
Noun
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In a video call to his wife, Rafael said the conditions at the Prairieland facility are poor — bathrooms and showers aren’t clean, the lights don’t turn all the way off at night, the medical care is subpar and the meals are very low-protein.—
Lilly Kersh,
Dallas Morning News,
3 Feb. 2026
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Never use your high-beam lights.—
CA Weather Bot,
Sacbee.com,
3 Feb. 2026
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Cite this Entry
“Illuminants.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/illuminants. Accessed 7 Feb. 2026.
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