pervasion

/pərˈveɪʒən/
noun
  1. The act or state of spreading through every part of something.
    • The pervasion of silence in the library helped everyone concentrate.
    • Historians noted the pervasion of new ideas across the ancient empire.
    • The pervasion of sunlight through the forest created a magical glow.
What does "pervasion" mean? | whatsthatwordmean | whatsthatwordmean