Noun: ignition ig'ni-shun
- The act of setting something on fire
"The ignition of the rocket engines signaled the start of the mission";
- firing, lighting, kindling, inflammation
- The process of initiating combustion or catching fire
"The ignition of the rocket engines signaled the start of the launch sequence"
- The mechanism that ignites the fuel in an internal-combustion engine
"The car wouldn't start due to a problem with its ignition system";
- ignition system
Derived forms: ignitions
Type of: burning, combustion, fire, flame, flaming, mechanism
Part of: electrical system
Encyclopedia: Ignition