- noun the action of bursting as a result of internal pressure
- noun a sudden increase
- noun a release of energy in a sudden and often violent way
- noun an act of bursting as a result of internal pressure
- noun the loud sound made as a result of an explosion
- A reaction, such as that of a chemical or nuclear nature, in which a large amount of energy is released in a very short time interval, and which is usually accompanied by high temperatures and the release of gases.