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mother of coal

noun
  1. mineral charcoal.
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Origin of mother of coal

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mother of coal

Historical Examples

  • There was no parting except two inches of mother-of-coal—midway, which would make it but easier to mine.

    The Trail of the Lonesome Pine

    John Fox, Jr.