noun
- Any of various trees of the genus Sorbus.
- Tree having wood similar to the alpine ash; tallest tree in Australia and tallest hardwood in the world.
- synonyms: Eucalyptus regnans
- Low-growing ash of Texas.
- synonyms: Fraxinus texensis
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). mountain ash. Retrieved September 21, 2026, from http://smartdefine.org/mountain_ash/definitions/1238779 |
| Chicago | WordNet. 2010. "mountain ash" http://smartdefine.org/mountain_ash/definitions/1238779 (accessed September 21, 2026). |
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| MLA | WordNet. "mountain ash" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/mountain_ash/definitions/1238779> |