opal: Meaning and Definition of


Pronunciation: (ō'pul), [key]
— n.
  1. a mineral, an amorphous form of silica, SiO with some water of hydration, found in many varieties and colors, including a form that is milky white.
  2. an iridescent variety of this that is used as a gem.
  3. a gem of this.


Pronunciation: (ō'pul), [key]
— n.
  1. a female given name.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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