Opalescent is a 10 letter English word. It's valid Words with friends word worth 18 points.
You can make 1089 anagrams from letters in opalescent (aceelnopst).
First recorded in 1805-15; opal + -escent
The evening daylight in the streets was large and luminous, opalescent and empty.
How could he fasten the repellor to that great, impenetrable, opalescent bulk?
The opalescent, minty-green louche billows under the ice water droplets.
The sun was rising, and the water assumed an opalescent hue.
A face was there—a man with a blur of opalescent light behind him.
He hauled out an opalescent vial of the diminishing element.
Boris plunged in his hand and drew out an exquisite marble thing, blue-veined, rose-tinted, and glistening with opalescent drops.
It is a picture beautiful as the opalescent colors of a soap bubble.
The former is easily separated from its opalescent solution.
The soft, opalescent mornings are fragrant with love and pleasure.