noun
- Common shrub of the eastern United States with smooth bark.
- synonyms: hazel alder, Alnus serrulata
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). smooth alder. Retrieved September 22, 2026, from http://smartdefine.org/smooth_alder/definitions/1238695 |
| Chicago | WordNet. 2010. "smooth alder" http://smartdefine.org/smooth_alder/definitions/1238695 (accessed September 22, 2026). |
| Harvard | WordNet 2010, smooth alder, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/smooth_alder/definitions/1238695>. |
| MLA | WordNet. "smooth alder" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/smooth_alder/definitions/1238695> |