fulgurate verb 2adjective 1forms 5 verb2 •To flash or emit flashes like lightning. •To cauterize with electricity; to carry out electrofulguration or to electrocauterize. adjective1 •Fulgural, fulgurant.... the fulgurate dazzle of light along the filament of an incandescent bulb. — 2004 formsfulgurated · fulgurating · fulgurates · more fulgurate · most fulgurate