Word: Coal Mine
Definition:
A "coal mine" is a place where coal is dug from the ground. Coal is a type of black rock that is used for fuel and energy.
Usage Instructions:
- "Coal mine" is a noun, so you can use it to talk about locations or industries related to coal. - It is usually used in discussions about energy production, mining, or the economy.
Example Sentence:
"The workers went deep into the coal mine to extract the coal needed for the power plants."
Advanced Usage:
In more advanced contexts, you might discuss the environmental impacts of coal mines or the history of mining in a particular region. For example:
"The coal mine has faced criticism for its effects on local wildlife and air quality."
Word Variants:
- Mining (verb): The act of digging for coal or other minerals.
- Miner (noun): A person who works in a coal mine.
- Coal (noun): The black rock itself that is mined.
Different Meanings:
- In a different context, "mine" can also refer to a place where other types of minerals are extracted, not just coal. In that case, it would be a general term for any underground excavation for resources.
Synonyms:
- "Coal pit" (a less common term)
- "Coalfield" (refers to an area where coal is mined)
- "Mine" (in a general sense, can refer to any type of mining operation)
Idioms and Phrasal Verbs:
- There are no specific idioms or phrasal verbs directly related to "coal mine," but you may hear phrases like "strike it rich" when talking about finding valuable resources in a mine.