The use of a beam of high-energy ions to remove material from a surface

Third-person singular simple present indicative form of mill around

present participle of mill around

plural of fulling mill

plural of rumour mill

A farm that breeds dogs for profit, often in squalid conditions.

plural of puppy mill

(juggling) A pattern that involves crossing and uncrossing the arms while juggling.

plural of pepper mill

A stamp mill