From mega- + synagogue.
mega-synagogue (plural mega-synagogues)
- (Judaism, rare) An unusually large synagogue. [20th c.]
1996, Daniel Lupton, I Like Church, But…[1], Destiny Image Publishers, →ISBN, page 30:He wanted His prophet to think bigger than reaching one or two, bigger than a Torah study group, bigger even than a mega-synagogue.
2021, Amanda Ripley, chapter 7, in High Conflict: Why We Get Trapped and How We Get Out[2], New York: Sim & Schuster Paperbacks, →ISBN, →LCCN, page 237:On the Upper West Side of Manhattan, there is a mega-synagogue called B’nai Jeshurun, known as “BJ” to its members.
