会議室(かいぎしつ)

会議室(かいぎしつ) means conference room or meeting room.

WORD FORMATION:
会議(かいぎ) (meeting) + 室(しつ) (room)

COMMON EXPRESSIONS:

• 会議室(かいぎしつ)を予約(よやく)する: to reserve a meeting room
• 会議室(かいぎしつ)が空(あ)いている: the meeting room is available
• 会議室(かいぎしつ)A/B/C: Conference Room A/B/C

ROOM TYPES WITH 室(しつ):

• 教室(きょうしつ): classroom
• 事務室(じむしつ): office
• 研究室(けんきゅうしつ): laboratory, professor's office
• 控室(ひかえしつ): waiting room
• 応接室(おうせつしつ): reception room
• 休憩室(きゅうけいしつ): break room

NOTE: In Japanese offices, meeting rooms are often named with letters (A, B, C) or numbers rather than creative names.