Source : Webster's Revised Unabridged Dictionary (1913)

Azalea \A*za"le*a\ (?; 97), n.; pl. {Azaleas}. [NL., fr. Gr. ?
   dry, -- so called because supposed to grow best in dry
   ground.] (Bot.)
   A genus of showy flowering shrubs, mostly natives of China or
   of North America; false honeysuckle. The genus is scarcely
   distinct from Rhododendron.