Detonation sound is a term used to describe the loud noise that is produced when an explosive device is detonated. The three crossword solutions for this term are BOOM (4 letters), BLAST (5 letters), and KABOOM (6 letters). BOOM is a short, sharp sound that is usually associated with an explosion. BLAST is a more intense sound than BOOM and is often used to describe a powerful explosion. KABOOM is an even more intense sound than BLAST and is usually used to describe a very powerful explosion.