1 mountain ash | Definition of mountain ash

mountain ash

noun

Definition of mountain ash

: 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

The scent was made to resemble something that does not exist at the top of one of the tallest buildings in the world: trees, all native to New York State, including beeches, mountain ashes and red maples. James Barron, New York Times, "That Smell at the Top of One World Trade? It’s on Purpose," 7 Aug. 2019 That disease may attack any member of the rose family, including hawthorns, mountain ash and spirea as well as apples, pears and of course roses. Margaret Lauterbach, idahostatesman, "Thinking of becoming a gardener? Here’s a primer for southern Idaho," 31 Jan. 2018 That disease may attack any member of the rose family, including hawthorns, mountain ash and spirea as well as apples, pears and of course roses. Margaret Lauterbach, idahostatesman, "Thinking of becoming a gardener? Here’s a primer for southern Idaho," 31 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mountain ash.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mountain ash

1597, in the meaning defined above

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More Definitions for mountain ash

mountain ash

noun

English Language Learners Definition of mountain ash

: a small tree that produces red berries

More from Merriam-Webster on mountain ash

Rhyming Dictionary: Words that rhyme with mountain ash

Britannica.com: Encyclopedia article about mountain ash