Meaning of STOPE in English

STOPE

[stope] n [prob. fr. LG stope, lit., step; akin to OE staepe step--more at step] (1747): a usu. steplike excavation underground for the removal of ore that is formed as the ore is mined in successive layers

Merriam-Webster English vocab.      Английский словарь Merriam Webster.