coal mine
noun
a mine or pit from which coal is obtained.
coal mines
-
pluralof coal mine.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Hemmed between two narrow rivers, Druzhkivka, about 245 years old, took its modern shape around coal mines and factories that thrived in the Soviet Union but struggled after its collapse in 1991.
From The Wall Street Journal ● Jun. 12, 2026
The company has also been ordered to halt work at all four coal mines it currently operates in Shanxi province.
From BBC ● May 25, 2026
China’s coal mines are responsible for 70% of global coal-mine methane emissions from large-scale operations.
From MarketWatch ● Jan. 21, 2026
But Glencore said it needed the cash flow from its coal mines to invest in raw materials useful for the green transition, such as copper and cobalt.
From Barron's ● Jan. 8, 2026
“It’s the coal mines for me for the rest of my life. It just ain’t fair!”
From "October Sky" by Homer Hickam
