gladstonian/ɡlædˈstəʊ.ni.ən/EtymologyFrom Gladstone + -ian.adjOf or pertaining to William Ewart Gladstone (1809–1898), British prime minister four times between 1868 and 1894.“Their guiding light is the Gladstonian ideal of a low tax, laissez-faire, “night-watchman state”.”nounA political supporter of William Ewart Gladstone.