noun
- Water in a vaporous form diffused in the atmosphere but below boiling temperature.
- synonyms: water vapour
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). water vapor. Retrieved September 23, 2026, from http://smartdefine.org/water_vapor/definitions/1249513 |
| Chicago | WordNet. 2010. "water vapor" http://smartdefine.org/water_vapor/definitions/1249513 (accessed September 23, 2026). |
| Harvard | WordNet 2010, water vapor, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/water_vapor/definitions/1249513>. |
| MLA | WordNet. "water vapor" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/water_vapor/definitions/1249513> |