Any of various shrubs of the genus Rhododendron in the heath family, having showy, variously colored flowers.
Any of various flowering shrubs (genus Rhododendron) of the heath family: the flowers are of various colors, and the leaves are usually shed each season.
The flower of any of these shrubs.
Origin of azalea
From New Latin, from Ancient Greek ἀζαλέος (azaleos, “dry”), because it grows in dry soil; from αζειν (azein, “to dry up”), from Proto-Indo-European *h₂éHōs.