What is the meaning of OPAL. Phrases containing OPAL
See meanings and uses of OPAL!OPAL
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Acronyms & AI meanings
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OPAL
OPAL
OPAL
n.
An opaque or milk-white chalcedony, a variety of quartz; also, a similar variety of opal.
n.
A picture taken on "milky" glass.
n.
A variety of opal not possessing opalescence.
n.
See Opal.
n.
Silicon dioxide, SiO/. It constitutes ordinary quartz (also opal and tridymite), and is artifically prepared as a very fine, white, tasteless, inodorous powder.
n.
A reflection of a milky or pearly light from the interior of a mineral, as in the moonstone; the state or quality of being opalescent.
n.
A nearly pellucid variety of feldspar, showing pearly or opaline reflections from within. It is used as a gem. The best specimens come from Ceylon.
n.
A semitranslucent variety of opal that becomes translucent or transparent on immersion in water.
n.
A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity.
imp. & p. p.
of Opalize
n.
A white, amorphous, tasteless substance resembling starch, soluble in water to an opalescent fluid. It is found abundantly in the liver of most animals, and in small quantity in other organs and tissues, particularly in the embryo. It is quickly changed into sugar when boiled with dilute sulphuric or hydrochloric acid, and also by the action of amylolytic ferments.
a.
Of, pertaining to, or like, opal in appearance; having changeable colors like those of the opal.
n.
A variety of quartz or chalcedony, exhibiting opalescent reflections from within, like the eye of a cat. The name is given to other gems affording like effects, esp. the chrysoberyl.
p. pr. & vb. n.
of Opalesce
imp. & p. p.
of Opalesce
v. i.
To give forth a play of colors, like the opal.
v. t.
To convert into opal, or a substance like opal.
n.
A pellucid variety of opal in globules looking like colorless gum or resin; -- called also Muller's glass.
p. pr. & vb. n.
of Opalize
a.
Reflecting a milky or pearly light from the interior; having an opaline play of colors.
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