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shortwall

American  
[shawrt-wawl] / ˈʃɔrtˌwɔl /

adjective

Mining.

  1. pertaining to a means of extracting coal when the working face is about a third the length of the longwall system and mining is done by a continuous cutter rather than by longwall machinery.

Etymology

Origin of shortwall

First recorded in 1910–15; short + wall

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.