explosion in WordNet English dictionary

1. a violent release of energy caused by a chemical or nuclear reaction
   explosion  detonation  blowup 
   
2. the act of exploding or bursting
   "the explosion of the firecrackers awoke the children"; "the burst of an atom bomb creates enormous radiation aloft"
   explosion  burst 
   
3. a golf shot from a bunker that typically moves sand as well as the golf ball
   explosion 
   
4. the terminal forced release of pressure built up during the occlusive phase of a stop consonant
   plosion  explosion 
   
5. a sudden outburst
   "an explosion of laughter"; "an explosion of rage"
   explosion 
   
6. a sudden great increase
   "the population explosion"; "the information explosion"
   explosion 
   
7. the noise caused by an explosion
   "the explosion was heard a mile away"
   explosion