opal
noun
a mineral, an amorphous form of silica, SiO 2 with some water of hydration, found in many varieties and colors, including a form that is milky white.
opals
-
pluralof opal.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Because opals are about twice as soft as diamonds, they are more susceptible to breaking and can start to deteriorate within two years, Sandimirova said.
From Seattle Times ● Oct. 2, 2022
At moments, as the rays of the setting sun flooded across the Potomac River, the upper branches of many trees seemed to glow as might a sea of opals and rubies.
From Washington Post ● Apr. 2, 2022
Some of Ms. Harris’s designs come in solid gold and others in platinum; many are clustered with brilliant diamonds or opals.
From New York Times ● Jan. 27, 2022
From the window seat of a 737, they look like flickering blue opals embedded in a matrix of dusty greenery and concrete.
From Los Angeles Times ● Jul. 13, 2021
“I do believe opals have the magic power,” came the pretty lady’s breathy reply.
From "The Detective's Assistant" by Kate Hannigan
