A "rabbinical school" is a specialized educational institution where individuals learn to become rabbis, who are leaders or scholars in the Jewish faith. Full definition
Generations of Hebrew monotheism lie behind this sturdy faith, and in addition there is a Singer family tradition: Isaac is the son as well as the grandson of rabbis, and as a youth he studied in rabbinical schools. (religion-online.org)
The question in his mind was whether we qualified as a real university or were an old - country rabbinical school with a modern veneer. (firstthings.com)