English English Wikipedia has an article on:WilhelmineWikipedia Etymology From Wilhelm + -ine. Adjective Wilhelmine (not comparable) Of or pertaining to the period of German history 1871-1918, or to the German Emperors of that period. German Pronunciation Audio:(file) Proper noun Wilhelmine a female given name, a popular variant of Wilhelmina, masculine equivalent Wilhelm; diminutive forms Helmina, Helmine, Wilma, MinnaWikiwand - on Seamless Wikipedia browsing. On steroids.