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coalification

play
noun coal·i·fi·ca·tion \ˌkō-lə-fə-ˈkā-shən\

Definition of coalification

  1. :  a process in which vegetable matter becomes converted into coal of increasingly higher rank with anthracite as the final product

coal·i·fy play \ˈkō-lə-ˌfī\ transitive verb


1911

First Known Use of coalification

1911


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