sparking-plug
Definition
Sparking-plug (noun): A device that fits into the cylinder head of an internal combustion engine and produces a spark to ignite the fuel-air mixture, causing combustion.
Usage Examples
- (The device that ignites the fuel in the engine.)
- (A damaged ignition device.)
Advanced Usage
- "sparking-plug gap": The precise distance between the electrodes of the sparking-plug, which must be correctly set for optimal engine operation.
- He adjusted the sparking-plug gap according to the manufacturer's specifications. (The space between the plug's electrodes.)
Variants and Related Words
- Sparking-plug (n): The full term, often shortened to "spark plug" in informal usage.
- Spark-plug (n): A common variant of the same word, with identical meaning.
- Spark (n): The flash of light or electrical discharge produced by the device.
- The spark from the sparking-plug ignited the fuel. (The electrical discharge.)
Synonyms
- Ignition plug: A technical synonym for the same component.
- Glow plug (in diesel engines): A similar device used for heating, but not identical in function.
Related Idioms
- "to spark something": To initiate or cause something to happen (figurative, not directly related to the engine part).
- Her speech sparked a lively debate. (Her words caused a debate to begin.)
Phrasal Verbs (None directly associated with "sparking-plug")
- Note: The word "spark" as a verb forms phrasal verbs like "spark off" (to cause something to start), but these are not specific to the noun "sparking-plug."