fulgurates

/ˈfʌlɡjəˌreɪts/
verb
  1. Flashes or emits light like lightning; shines brightly and suddenly.
    • His smile fulgurates with genuine joy whenever he sees his dog.
    • During the fireworks display, the sky fulgurates with bursts of color.
    • The lighthouse fulgurates every few seconds, guiding ships safely to shore.
What does "fulgurates" mean? | whatsthatwordmean | whatsthatwordmean