Definition of "lignites" [lignites]

• Plural form of lignite. (noun)

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• "If, as the Council believes, it will be demonstrated that the cost of briquetted lignites is much lower than the price of high grade coal per ton, an enormous service will be done to the public in those Provinces."
• "This problem, like that on the lignites, is very urgent, and the Research Council has placed it in the front rank for the moment."
• "Experts say the technology is especially suitable for low-rank coals like lignites and sub-bituminous coal, which produce less heat when burned due to their high ash content, and are highly polluting."