That is or are functioning. / That suffices but requires additional work. / In paid employment. / Of or relating to employment. / Enough to allow one to use something. / Used in real life; practical.

(usually in the plural) Operation; action. / Method of operation. / (arithmetic) The incidental or subsidiary calculations performed in solving an overall problem. / Fermentation.

present participle of work

present participle of work on

The internal mechanism of some device or system. / The parts of a quarry or mine that are being (or has been) worked.

plural of working.

present participle of work at

(informal, humorous) Used to point out the listener's laziness.

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.

Third-person singular simple present indicative form of work on