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mountain ash
noun
: any of various deciduous trees or shrubs (genus Sorbus) of the rose family with pinnate leaves and small usually white flowers in terminal corymbs and small red or orange-red berrylike fruits that are pomes see american mountain ash, european mountain ash
Examples of mountain ash in a Sentence
Recent Examples on the Web
Both black bears and grizzly bears eat huckleberries, chokecherries, snowberries, mountain ash berries, and hawthorn berries, among countless other varieties.
—Katie Hill, Outdoor Life, 30 May 2024
Norway spruce, American mountain ash, weeping willows, mugo pine and shellbark hickory are just a few examples of trees that are best equipped to survive and thrive in the Great Lake State.
—Leah Sarnoff, ABC News, 26 Apr. 2024
So are ornamental species such as spirea, mountain ash, goatsbeard, and ninebark.
—Deb Wiley, Better Homes & Gardens, 19 Feb. 2024
Dingle uses, amongst other botanicals, rowan berry from the mountain ash trees, fuchsia, bog myrtle, hawthorn and heather for a taste of the Irish landscape.
—Claudia Alarcón, Forbes, 30 Nov. 2023
The timberlands here are rich and varied: maple, oak, beech, birch, mountain ash, and the placer gold of timber, red spruce, prized by the lumber mills for its grain, strength, and beauty.
—Mark Orwoll, Travel + Leisure, 5 Oct. 2023
Over the past 40 or 50 years, urban beautification efforts and ornamental tree promotion to attract birds mean that Anchorage has thousands of mountain ash trees, said Sinnott, the biologist.
—Morgan Krakow, Anchorage Daily News, 21 Feb. 2023
In another study, researchers found that certain trees and shrubs were more prone to damage, including the oak, maple, mountain ash, ornamental cherry, hawthorn and rose, though the cicada is drawn to a wide array of native and nonnative woody plants.
—Washington Post, 31 Mar. 2021
Question: Swarms of Bohemian waxwings just swooped in and cleaned out every single berry from the two mountain ash trees in our yard.
—Morgan Krakow, Anchorage Daily News, 21 Feb. 2023
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Word History
First Known Use
1597, in the meaning defined above
Dictionary Entries Near mountain ash
Cite this Entry
“Mountain ash.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mountain%20ash. Accessed 16 Nov. 2024.
Kids Definition
mountain ash
noun
: any of various trees related to the roses and having leaves divided into numerous leaflets and red or orange-red fruits
More from Merriam-Webster on mountain ash
Britannica.com: Encyclopedia article about mountain ash
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