coal oil
Học thuậtThân thiện
Definition
Noun: A flammable, liquid hydrocarbon mixture, historically obtained from the distillation of coal and shale, used primarily as a fuel for lamps, heaters, and stoves. It is also known as kerosene.
Usage
"Coal oil" is a historical term for the fuel now commonly called kerosene. It is used as a non-count noun to refer to the substance itself. * The early settlers relied on coal oil for lighting their homes. * Be careful not to spill the coal oil; it is highly flammable.
Advanced Usage
- Historical Context: The term "coal oil" was prevalent in the 19th and early 20th centuries. Its use has declined in everyday language in favor of "kerosene," especially in technical and commercial contexts.
- The museum exhibit featured an antique stove designed to burn coal oil.
Variants and Related Words
- Kerosene (n): The modern, more common term for the same substance, also refined from petroleum.
- Paraffin (oil) (n): A term used primarily in British English and some technical contexts for kerosene.
- Lamp oil (n): A descriptive term highlighting one of its primary historical uses.
Synonyms
- Kerosene
- Paraffin (UK)
- Lamp oil
Related Phrases/Idioms
- To smell of coal oil: An idiom describing a place or object that has the distinct odor of kerosene, often evoking a sense of the past or rural life.
- The old shed still smells of coal oil from the lanterns that were once stored there.
Noun
- a flammable hydrocarbon oil used as fuel in lamps and heaters