講義室(こうぎしつ)

A compound of 講義(こうぎ) (lecture) + 室(しつ) (room). Primarily used in university settings for rooms designed for lectures, typically with tiered seating.

Common collocations

• 大(だい)講義室(こうぎしつ): large lecture hall
• 講義室(こうぎしつ)の変更(へんこう): room change for a lecture
• 講義室(こうぎしつ)に入(はい)る: to enter the lecture room

Contrast with similar rooms

• 教室(きょうしつ): classroom (general, any level — schools and universities)
• 講義室(こうぎしつ): lecture room (university-specific, larger, for lectures)
• 講堂(こうどう): auditorium (even larger, for events and ceremonies)
• 演習室(えんしゅうしつ): seminar room (smaller, for discussion-based classes)

THE ～室(しつ) SUFFIX:
Common in room names: 会議室(かいぎしつ) (meeting room), 研究室(けんきゅうしつ) (research lab/office), 待合室(まちあいしつ) (waiting room).