ignition lag

ignition lag

[ig′nish·ən ‚lag]
(mechanical engineering)
In the internal combustion engine, the time interval between the passage of the spark and the inflammation of the air-fuel mixture. Also known as ignition delay.
References in periodicals archive ?
After a couple of sighting shots wide in the ditch, I became accustomed to the very long ignition lag and put five rounds into a 5" cluster freestanding at 30 yards.