məˈhōnēə noun
Etymology: New Latin, from Bernard Mc Mahon died 1816 American botanist + New Latin -ia
1. capitalized : a genus of No. American and Asiatic shrubs of the family Berberidaceae that have unarmed branches and pinnate leaves and are sometimes included in the genus Berberis — see agarita , oregon grape
2. -s : any shrub of the genus Mahonia