It is called this because of its purple iridescent color.

"Joe, how did you always manage to get the ham to have the purple iridescent color?"

These beautiful little birds, with their dazzling iridescent colours, can be seen all over the country.

The new Vista opened in 1931 with iridescent color, entertainment, and social gaiety.

He also learned from Japan about the subtle application of iridescent colors.

Even in the dim lights the rock walls flashed iridescent colors as they moved.

Vague, dark, iridescent colors swam against the stars and vanished.

The fish is an iridescent blue color with thin dark borders along its tail.

After dark, the Falls are illuminated in iridescent colors that change throughout the evening.

His eyes were stark with pain, their iridescent color even odder in the red light.