LUMINOUSNESS Synonyms: 64 Similar and Opposite Words

luminousness

noun

Definition of luminousness

as in brightness

the quality or state of having or giving off light there's a special luminousness to the air over the island that painters and photographers have long sought to capture

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Recent Examples of Synonyms for luminousness

Noun

These sturdy and reliable machines are great for both knocking out homework and streaming Netflix, with a big 24-inch FHD monitor that boasts good brightness and wide viewing angles.

— K. Thor Jensen, PC Magazine, 17 Aug. 2026
That is, the iPhone’s brightness capacity appeared significantly lower than my daily driver.

— Scott Kramer, Forbes.com, 17 Aug. 2026

Definition of brightness

Noun

The result is an incredible repository of vexations, bafflements, witticisms, and brilliancies.

— Becca Rothfeld, New Yorker, 1 June 2026
So, astronomers have come up with a compromise regarding the geometry of the sun's illumination angle on Venus' disk versus its distance from Earth to determine the time of Venus' greatest brilliancy.

— Joe Rao, Space.com, 4 Apr. 2025

Definition of brilliancy

Noun

For instance, this option from Oak and Luna features a naturally occurring silicon carbide now grown almost entirely in labs, brings a more responsible origin story alongside genuine brilliance, ranking second only to diamond in hardness.

— Pooja Mistry, Forbes.com, 19 Aug. 2026
And certainly, an homage to the importance and brilliance of sea creatures.

— Antonia Blyth, Deadline, 18 Aug. 2026

Definition of brilliance

Noun

Gus Birney, Shulman’s real-life daughter, brings an ineffable lightness to Sarah Nell, the joyfulness and sweetness of the portrayal all the more wondrous before of all the darkness that surrounds it.

— Christopher Arnott, Hartford Courant, 10 Aug. 2026
Heaven is a happy scent with a lightness to it that’s perfect for everyday wear—just like a breezy white maxidress in the summer.

— Reece Andavolgyi, InStyle, 9 Aug. 2026

Definition of lightness

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Browse Nearby Words

luminously

luminousness

lummox

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“Luminousness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/luminousness. Accessed 22 Aug. 2026.

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Synonyms of luminousness

noun

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