I. ˌha-nə-ˈvir-ē-ən, -ˈver- adjective
Etymology: Hanover, Germany
Date: 1753
1. : of, relating to, or supporting the German ducal house of Hanover
2. : of or relating to the British royal house that ruled from 1714 to 1901
II. noun
Date: 1730
1. : a member or supporter of the ducal or of the British royal Hanoverian house
2. : any of a breed of horses of German origin bred to excel in equestrian competition (as dressage and jumping)