noun, noun or participle which takes 'suru', transitive verb, intransitive verb
Rare technical term for physical wear or erosion; can be used both transitively and intransitively with する. Not common in everyday speech.
機械部品の消磨を防ぐために定期的なメンテナンスが必要だ。
Regular maintenance is necessary to prevent abrasion of machine parts.
長年の使用で歯車が消磨してしまった。
The gear wore out after years of use.