sunroom

American  

[suhn-room, -room] / ˈsʌnˌrum, -ˌrʊm /

noun

1. a room designed to admit a large amount of sunlight; sun parlor or sun porch.

---

sunroom British  

/ ˈsʌnˌruːm, ˈsʌnˌrʊm /

noun

1. a room or glass-enclosed porch designed to display beautiful views, to admit and retain the sun's heat in cool countries, and reflect it away in warm countries

---

Etymology

Origin of sunroom

An Americanism dating back to 1920–25; sun + room

Example Sentences

My grandmother positions a chair in front of the windows of our sunroom, which look out onto the neighboring hills dotted with bungalows, Tuscan pines and tall palm trees.

From Los Angeles Times • Jun. 8, 2026

“There’s a little bit more of a scalable ladder here,” Greg Cebulski, 38, said from a large sunroom overlooking a generous yard.

From The Wall Street Journal • Jan. 3, 2026

It’s filmed in Britt’s home, and the two women sit on white floral armchairs in a Southern-style sunroom.

From Slate • Dec. 18, 2025

That extension, the description notes, would see the home outfitted with two additional bedrooms, as well as a “formal dining room, sunroom, and large screened-in porch.”

From MarketWatch • Dec. 8, 2025

My mom turns her back to me, pauses, then walks into the large main room of our house, a living room that flows into a sunroom in the back.

From "Internment" by Samira Ahmed