sibilation

/ˌsɪbɪˈleɪʃən/
noun
  1. A hissing sound, like the sound of the letter 's' or escaping steam.
    • The sibilation of the snake made the hikers freeze.
    • The actor's sibilation was so strong that every 's' sounded like a whistle.
    • You could hear the sibilation of air leaking from the tire.
  2. The act of making a hissing sound, often as a sign of disapproval or anger.
    • A low sibilation spread through the crowd when the referee made the call.
    • The politician faced sibilation from the protesters as he left the building.
    • The audience's sibilation drowned out the unpopular speaker.
Synonyms
What does "sibilation" mean? | whatsthatwordmean | whatsthatwordmean