Definition of Oregon grape
: an evergreen shrub (Mahonia aquifolium) of the barberry family that has yellow flowers, bears edible bluish-black berries, and is native to western North America
Origin and Etymology of oregon grape
Oregon, state of the U.S.
First Known Use: 1851See Words from the same year
Medical Definition of Oregon grape
: an evergreen shrub of the genus Mahonia (M. aquifolium) having a rhizome and roots from which various alkaloids (as berberine) are obtained
Learn More about oregon grape
Britannica.com: Encyclopedia article about Oregon grape
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