Knocking vs. Detonation

Knockingverb

present participle of knock

Knockingnoun

An act in which something is knocked on, or the sound thus produced

Knockingnoun

A beating; a rap; a series of raps.

Knockingnoun

the sound of knocking (as on a door or in an engine or bearing);

Detonationnoun

An explosion or sudden report made by the near-instantaneous decomposition or combustion of unstable substances. Specifically, combustion that spreads supersonically via shock compression.

Detonationnoun

Engine knocking, an improper combustion in internal combustion engines

Detonationnoun

An explosion or sudden report made by the instantaneous decomposition or combustion of unstable substances; as, the detonation of gun cotton.

Detonationnoun

a violent release of energy caused by a chemical or nuclear reaction

Detonationnoun

the act of detonating an explosive

Detonation

Detonation (from Latin detonare 'to thunder down/forth') is a type of combustion involving a supersonic exothermic front accelerating through a medium that eventually drives a shock front propagating directly in front of it. Detonations occur in both conventional solid and liquid explosives, as well as in reactive gases.