Burst

n.
  1. A sudden breaking forth; a violent rending; an explosion; as, a burst of thunder; a burst of applause; a burst of passion; a burst of inspiration.
  2. Any brief, violent exertion or effort; a spurt; as, a burst of speed.
  3. A sudden opening, as of landscape; a stretch; an expanse.
  4. A rupture or hernia; a breach.