noun
- An oxide of barium; a whitish toxic powder.
- synonyms: barium oxide, barium protoxide
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). barium monoxide. Retrieved September 24, 2026, from http://smartdefine.org/barium_monoxide/definitions/1247609 |
| Chicago | WordNet. 2010. "barium monoxide" http://smartdefine.org/barium_monoxide/definitions/1247609 (accessed September 24, 2026). |
| Harvard | WordNet 2010, barium monoxide, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/barium_monoxide/definitions/1247609>. |
| MLA | WordNet. "barium monoxide" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/barium_monoxide/definitions/1247609> |