sharpening
n. uncountablen. the process of making the edge of a tool or weapon thin and sharp. It can also mean the act of making a skill or a feeling stronger and more effective.
n. the act or process of making an edge keen or acute; figuratively, the refinement of a skill or the intensification of a sensation. Often functions as a gerund describing a maintenance activity.
The chef spends time every morning sharpening his knives.
Regular sharpening of the blades ensures that the woodcarving remains precise and prevents the wood from splintering.
The constant sharpening of her analytical skills during the internship allowed her to identify market trends that more experienced analysts had completely overlooked.
Often used as a gerund or a verbal noun; frequently followed by 'of' to indicate the object being improved.