Direct injection may refer to:
- A music recording technique more commonly referred to as Direct Input
- A method of fuel injection for an internal combustion engine, as in a gasoline direct injection petrol engines and most diesel engines
- A method of launching a spacecraft toward the moon or interplanetary space without the use of a temporary parking orbit
Famous quotes containing the word direct:
“Forty years after a battle it is easy for a noncombatant to reason about how it ought to have been fought. It is another thing personally and under fire to have to direct the fighting while involved in the obscuring smoke of it.”
—Herman Melville (1819–1891)