rhododendron Definition

any of a genus (Rhododendron) of widely cultivated shrubs and trees of the heath family with alternate leaves and showy flowers; especially : one with leathery evergreen leaves as distinguished from a deciduous azalea

great laurel

any of various medium to large rhododendrons with large, leathery leaves lacking the scales characteristic of the related lepidotes

a large-leaved evergreen rhododendron (Rhododendron maximum) of eastern North America with rosy bell-shaped flowers more or less speckled with green —called also rosebay rhododendron

any of various low-growing, small-leaved rhododendrons with tiny scales on the undersurface of the leaves