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diesel shortened form of "diesel engine," a type of internal-combustion engine that burns fuel oil which is ignited by being sprayed into a chamber in which highly compressed air, rather than an electric spark, provides the heat. [1/3 definitions]
diesel engine a type of engine that burns fuel oil. Diesel engines are different from most car engines, which use an electric spark to ignite the fuel. In a diesel engine, the fuel is sprayed into a chamber and set on fire by the heat of air that has been put under high pressure. Big trucks have diesel engines.
distributor an electrical device in an internal combustion engine that transmits current in proper sequence to the spark plugs. [1/2 definitions]
flintlock a part of an old-fashioned gun no longer in use. This part makes a spark that sets the powder inside on fire. [1/2 definitions]
ignition a device for getting something to burn by means of a spark or friction. In a car or other vehicle, the ignition is the device or system that ignites the fuel to start the engine. [1/2 definitions]
inspiration motivation or creative spark. [1/3 definitions]
plug a spark plug. [1/10 definitions]
preignition in an internal-combustion engine, the ignition of fuel before the spark plug fires.
ring a bell to spark a response in one's mind, esp. related to a particular memory; sound familiar.
scintillation a spark, flash, or twinkle of light. [1/2 definitions]
spark gap a space between two electrodes in which an electrical discharge, or spark discharge, may occur.
sparkle a fiery or brightly glowing particle; spark. [1/9 definitions]
stale boring or lacking spark, especially because of overuse or lack of originality. [1/5 definitions]
strike to cause to produce a light or spark by means of rubbing. [1/15 definitions]