Polishing

To shine; to make a surface very smooth or shiny by rubbing, cleaning, or grinding.

"He polished up the chrome until it gleamed."

To refine; remove imperfections from.

"The band has polished its performance since the last concert."

To apply shoe polish to shoes.

To become smooth, as from friction; to receive a gloss; to take a smooth and glossy surface.

"Steel polishes well."

The action of the verb to polish.

(usually in the plural) An extract of partially milled rice.

That makes shiny or smooth.

That refines.