noun. the type genus of the family Vitaceae; woody vines with simple leaves and small flowers; includes a wide variety of grapes.
1. Noun, singular or mass Several species of mites infest grapes, says URI Extension, including the grape erineum mite (Colomerus vitis), two-spotted spider mite (Tetranychus urticae) and European red mite (Panonychus ulmi).
