Hanoverian/ˌhænəˈveriən/ Definition 1 of 3Pro Tip 1/3Historical Significance Refers to the time when British monarchs came from Germany’s House of Hanover. The Hanoverian era was marked by the reign of George I. Pro Tip 2/3Protestant Connection 'Hanoverian' often implies the preservation of Protestant rule in England. Many Hanoverian kings were committed to Protestantism. Pro Tip 3/3Architectural Influence Hanoverian style can also refer to the distinctive architecture of that period. Bath is known for its Hanoverian architecture.