A sitting room (or an enclosed porch) with large windows to let sunlight in freely
a room enclosed largely with glass and affording exposure to the sun
An enclosed porch designed as a sunroom.
Find another word for solarium. In this page you can discover 15 synonyms, antonyms, idiomatic expressions, and related words for solarium, like: sun parlor, sun parlour, sun porch, sunporch, sunroom, sun-lounge, jacuzzi, steam-room, sauna, swimming-pool and null.