There are several synonyms for the phrase "lecture theatre." They include auditorium, lecture hall, lecture room, seminar room, classroom, and conference room. All of these words refer to a space designed for the purpose of delivering educational talks or presentations. While each synonym may have slightly different connotations, they all share the same fundamental meaning. Some of these spaces may be suited specifically for large lectures or public events, while others may be smaller, more intimate spaces for seminars or meetings. Regardless of the name or capacity, these spaces play an important role in the education and dissemination of knowledge.