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

While there are plenty of places to dine on property—an open-air deck, a solarium, and an outdoor grotto—I’d recommend nabbing a reservation. —Jacqueline Kehoe, Travel + Leisure, 23 Nov. 2025

Elsewhere is a kitchen with a La Cornue range, as well as a library, solarium, and study that all spill out to an expansive south-facing terrace. —Wendy Bowman, Robb Report, 20 Nov. 2025

Detail matters in a sprawling residence in the Sacramento foothills, from its bespoke tile work to rich cherry-wood flooring, from unique layout to the use of old Chicago brick in a solarium-like room. —Sacbee.com, 8 Nov. 2025

Described on travel websites as a 5-star hotel and spa, the Jaal Riad in Marrakesh is an adults-only resort that boasts two swimming pools, a garden with a solarium, five restaurants and a bar, an art gallery, a spa area and a fitness center. —David Chiu, PEOPLE, 30 Oct. 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