noun
- A chemical substance that is present at the start of a chemical reaction. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). reactant. Retrieved September 21, 2026, from http://smartdefine.org/reactant/definitions/1247875 |
| Chicago | WordNet. 2010. "reactant" http://smartdefine.org/reactant/definitions/1247875 (accessed September 21, 2026). |
| Harvard | WordNet 2010, reactant, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/reactant/definitions/1247875>. |
| MLA | WordNet. "reactant" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/reactant/definitions/1247875> |