mountain ash


noun

any of several small trees of the genus Sorbus, of the rose family, having flat-topped clusters of small, white flowers and bright-red to orange berries.
any of certain other trees, as several Australian species of eucalyptus.

Origin of mountain ash

First recorded in 1590–1600
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for mountain ash

mountain ash

noun

any of various trees of the rosaceous genus Sorbus, such as S aucuparia (European mountain ash or rowan), having clusters of small white flowers and bright red berries
any of several Australian eucalyptus trees, such as Eucalyptus regnans
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012