1.
Western-style room
A room with Western-style flooring (hardwood, carpet, etc.) and furnishings such as beds and chairs, as opposed to a traditional Japanese-style room with tatami mats. Composed of 洋 (Western/ocean) + 室 (room).
Usage
洋室 is contrasted with 和室 (Japanese-style room). The distinction is important when booking hotels or ryokan, or when describing rooms in a house.
Common collocations
Similar words
和室 is the opposite — a Japanese-style room with 畳 flooring. Many Japanese homes have both 洋室 and 和室. 洋間 is a synonym but less common in hotel contexts.
Related Words
Antonym:
和室 (Japanese-style room)
Related:
部屋 (general word for room)
Related:
寝室 (bedroom)
Compare:
客室 (guest room)