noun, na-adjective
lubrication; smoothness
Refers to the physical property of being well-lubricated or metaphorically to smooth, frictionless operation. Often used in technical contexts or to describe smooth progress.
機械の潤滑には定期的な注油が必要だ。
Regular oiling is necessary for the lubrication of machinery.
会議は潤滑に進んだ。
The meeting proceeded smoothly.