solarium

noun

so·​lar·​i·​um sō-ˈler-ē-əm 

sə-

plural solaria sō-ˈler-ē-ə 

sə-

also solariums

: a glass-enclosed porch or room

also : a room (as in a hospital) used especially for sunbathing or therapeutic exposure to light

Examples of solarium in a Sentence

Recent Examples on the Web

There’s even a glass solarium that serves as a meditation space while the garden and its pond invite bird watching — and glimpses of other wildlife. —Lily Templeton, Footwear News, 11 Oct. 2025

The social heart is Marcus Restaurant + Terrace by chef Marcus Samuelsson, where solarium-style windows and a leafy terrace create an airy urban backdrop for dishes like fresh pasta with lobster and chili or roasted eggplant with togarashi, sweet-and-sour sauce, and Québec maple syrup. —Siobhan Reid, Vogue, 10 Oct. 2025

Greenhouse Cafe in Kohler, WI Call it the Brit Box: an actual antique solarium transported across the pond from England’s Lancashire county, now rebuilt—and dazzlingly reborn—as the ultimate slow morning setup in Kohler, Wisconsin. —Kathryn O'Shea-Evans, Better Homes & Gardens, 6 Sep. 2025

This lavish 15,000-square-foot estate included eight bedrooms, a ballroom, a solarium and even a walk-in, Prohibition-era safe. —Amy Bizzarri, Chicago Tribune, 26 Aug. 2025

Word History

Etymology

Latin, porch exposed to the sun, from sol

First Known Use

circa 1823, in the meaning defined above

Rhymes for solarium

• fusarium
• terrarium
• thorium

Kids Definition

solarium

noun

so·​lar·​i·​um sō-ˈlar-ē-əm 

sə-,

-ˈler-

plural solaria

-ē-ə

also solariums

: a room exposed to the sun

Medical Definition

solarium

noun

so·​lar·​i·​um sō-ˈlar-ē-əm, sə-, -ˈler- 

plural solaria -ē-ə  also solariums

: a room (as in a hospital) used especially for sunbathing or therapeutic exposure to light