noun
A machine tool that uses an abrasive wheel to finish workpieces. Used in manufacturing and metalworking contexts.
See also: 粉砕機
この工場では研削盤を使って金属部品を仕上げている。
In this factory, they use a grinding machine to finish metal parts.
Compound of 研削 (grinding) and 盤 (machine, board). The exact historical derivation is uncertain, but the term is a modern technical coinage.