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.

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Etymology

Origin of shortwall

First recorded in 1910–15; short + wall