noun
Mechanical engineering term for the precision finishing process that uses abrasive stones to improve the geometry and surface finish of a bore or cylinder.
エンジンのシリンダー内壁を研ぎ上げ加工する。
The inner wall of the engine cylinder is honed.
研ぎ上げによって表面粗さが改善された。
The surface roughness was improved by honing.
Standard kanji spelling for the honing process.
Mixed kana-kanji spelling, also seen in technical contexts.
Compound of 研ぎ (togi, the continuative form of 研ぐ 'to sharpen, to polish') and 上げ (age, the continuative form of 上げる 'to finish, to complete'). Literally 'polishing up' or 'finishing by sharpening'.