noun
hall; large room; reception room
A spacious room in a building, often used for gatherings, receptions, or as a public area. Can refer to a traditional Japanese hall or a Western-style room.
旅館の広間で夕食をとった。
We had dinner in the large hall of the ryokan.
結婚式の披露宴はホテルの広間で行われた。
The wedding reception was held in the hotel's banquet hall.
Compound of 広 (hiro, 'wide, spacious') and 間 (ma, 'room, space'). The reading ひろま follows standard rendaku rules.