a shrub, Hydrangea arborescens, of the saxifrage family, common throughout the eastern half of the U.S., having egg-shaped leaves and a rounded cluster of white flowers.
Words nearby wild hydrangea
Origin of wild hydrangea
An Americanism dating back to 1885–90
Also called sevenbark.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019