solarium

American  

[suh-lair-ee-uhm, soh-] / səˈlɛər i əm, soʊ- /

noun

plural

solariums, solaria

1. a glass-enclosed room, porch, or the like, exposed to the sun's rays, as at a seaside hotel or for convalescents in a hospital.

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solarium British  

/ səʊˈlɛərɪəm /

noun

1. a room built largely of glass to afford exposure to the sun

2. a bed equipped with ultraviolet lights used for acquiring an artificial suntan

3. an establishment offering such facilities

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Etymology

Origin of solarium

1815–25; < Latin sōlārium balcony, terrace, equivalent to sōl the sun + -ārium -ary

Example Sentences

In addition to the open-plan kitchen and living area, the home also boasts a wood-paneled library, a beautiful solarium, a playroom, and a screening room that comes complete with its own bar.

From MarketWatch • Dec. 15, 2025

Over time it’s been upgraded with a new foyer, parlor, a solarium and even a breakfast nook.

From Seattle Times • Apr. 3, 2023

“Watch party, she said. They got that solarium and they were going to watch the, you know—” He waved a hand vaguely.

From Slate • Jul. 30, 2022

Four bedrooms, six baths, original design and details, antique mahogany woodwork, glass solarium, gourmet kitchen; 8,010 square feet.

From Washington Times • Jul. 1, 2021

As far as Madame Crommelynck was concerned, I'd already left the solarium.

From "Black Swan Green" by David Mitchell