whitethorn

noun

Definition of whitethorn

1 a :a hawthorn (Crataegus oxycantha)
2 :any of several acacias that have peeling bark which gives the trunk a whitish appearance
3 :a whitish-barked shrub (Ceanothus incana) of the coastal mountains of the western U.S. that has often spinose branchlets, leaves whitish beneath, and small white flowers in panicles

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Origin and Etymology of whitethorn

Middle English white thorn, from white + thorn


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