Steam

1. n. Any exhalation.
2. n. The elastic, aeriform fluid into which water is converted when heated to the boiling points; water in the state of vapor.
3. n. The mist formed by condensed vapor; visible vapor; — so called in popular usage.
4. v. i. To move or travel by the agency of steam.
5. v. i. To generate steam; as, the boiler steams well.
6. v. t. To exhale.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.