carburettor
/'kɑ:bjuretə/ Cách viết khác : (carburettor) /'kɑ:bjuretə/
Definition
Noun: A mechanical device in an internal combustion engine that blends air with a fine spray of liquid fuel (typically gasoline) to create a combustible vapor mixture for the engine's cylinders.
Usage
The word "carburettor" is a countable noun. It refers to a specific engine component. The spelling "carburetor" is also common, especially in American English.
Examples
- The mechanic adjusted the carburettor to improve the car's fuel efficiency.
- Older vehicles often require more maintenance for their carburettors than modern fuel-injected engines.
- A dirty carburettor can cause the engine to stall or run poorly.
Advanced Usage
- Technical Context: In engineering, the carburettor's function is based on the Venturi effect, where air flowing through a narrow section creates a pressure drop that draws fuel into the airstream.
- Historical Context: While once universal in gasoline engines, carburettors have been largely superseded by electronic fuel injection systems in modern automobiles for better performance and emissions control.
Variants and Related Words
- Carburetor (n.): The primary American English spelling variant.
- Carb (n., informal): A common abbreviation used in casual or automotive contexts (e.g., "I need to clean the carb on my motorcycle").
- Carburetion (n.): The process of mixing air and fuel in a carburettor.
- Fuel injection (n.): The modern electronic system that has largely replaced the carburettor's function.
Synonyms
- Fuel mixer (technical)
- Vaporizer (in this specific engine context)
Related Phrases/Idioms
There are no common idioms using "carburettor." It is a technical term.
Noun
-
mixes air with gasoline vapor prior to explosion
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