Third-person singular simple present indicative form of work on

(idiomatic) Being planned or worked upon. / Used other than figuratively or idiomatically: In a mechanism or machine.

A factory or factories, or similar collection(s) of buildings.

plural of work in its countable senses

A mechanism or machine; the means by which something happens. / (with "the") Everything or everything that is available or possible; especially, all available toppings on food.

Third-person singular simple present indicative form of work

Third-person singular simple present indicative form of work at

plural of Work

Used other than figuratively or idiomatically: see at, work. At one's workplace. / Working, in the process of doing work. / (figuratively) At play, in action.

simple past tense and past participle of work on