mountain ash

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mountain ash¹

noun mountain ashes

  1. UK, uncountable, usually A European tree, rowan or, more specifically, European rowan, of species Sorbus aucuparia. On the verdant slope and down by the edge of the water, the bird-cherry and the mountain ash displayed their flowery garb of summer.
  2. uncountable, usually Any of several trees in the genus Sorbus in North America. All three mountain-ashes are shrubs of climax and subclimax northern coniferous forest communities, along with speckled alder, Labrador tea, mountain and red maples, yellow birch, and bunchberry.
  3. uncountable, usually A tree native to southeastern Australia, Eucalyptus regnans, the tallest of all flowering plants. McCarthy and Lindenmayer (1998) developed a model of the development of multi-aged Mountain Ash forest in response to fire. The model predicted the prevalence of multi-aged Mountain Ash forest as a function of the mean fire interval.

    Similar: stringy gum, swamp gum, Tasmanian oak, Victorian ash

  4. uncountable, usually A Texan ash tree of species Fraxinus texensis.

    Similar: Texas ash

Similar: European rowan, rowan, quicken

Mountain Ash²

proper noun

  1. A town in Mountain Ash East community and Mountain Ash West community, Rhondda Cynon Taf borough county borough, Wales (OS grid ref ST0499). The communities have no councils.
  2. An unincorporated community and coal town in Whitley County, Kentucky, United States.

Thesaurus

noun

Similar: European rowan, rowan, quicken

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MLA

"mountain ash." Wiktionary, via Micwyn, micwyn.com/word/mountain%20ash. Accessed 6 Nov. 2026.

APA

mountain ash. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/mountain%20ash

Chicago

"mountain ash." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/mountain%20ash.

BibTeX
@misc{mountain_ash_2026,
  title = {mountain ash},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/mountain%20ash},
  urldate = {2026-11-06}
}