noun. erect blueberry of western United States having solitary flowers and somewhat sour berries.
noun. blue-black berries similar to American blueberries.
noun. erect European blueberry having solitary flowers and blue-black berries.
1. Adjective Among these is bilberry extract, which contains an antioxidant that fights eye diseases. 2. Noun, singular or mass Choose a site to plant the bilberry plants outdoors in spring or early summer, after the danger of frost passes.