opal


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Related to opal: black opal, birthstones

o·pal

 (ō′pəl)
n.
1. A mineral of hydrated silica.
2. A gemstone made of this mineral, noted for its rich iridescence.

[Middle English opalus, from Latin, alteration of Greek opallios, probably from Sanskrit upalaḥ, from variant of upara-, lower, from upa, below; see upo in Indo-European roots.]

o′pal·ine′ (ō′pə-līn′, -lēn′) adj.

opal

(ˈəʊpəl)
n
(Minerals) an amorphous, usually iridescent, mineral that can be of almost any colour, found in igneous rocks and around hot springs. It is used as a gemstone. Composition: hydrated silica. Formula: SiO2.nH2O
[C16: from Latin opalus, from Greek opallios, from Sanskrit upala precious stone]
ˈopal-ˌlike adj

o•pal

(ˈoʊ pəl)

n.
1. a mineral, an amorphous form of silica, SiO2, with some water of hydration, found in many varieties and colors, including milky white.
2. a gemstone made of this, esp. of an iridescent variety.
[1350–1400; Middle English < Latin opalus < Greek opállios opal, gem]

o·pal

(ō′pəl)
A usually transparent mineral consisting of hydrous silica. Opal can occur in almost any color, but it is often pinkish white with a milky or pearly appearance. It typically forms within cracks in igneous rocks, in limestones, and in mineral veins. It also occurs in the silica-rich shells of certain marine organisms.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.opal - a translucent mineral consisting of hydrated silica of variable coloropal - a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
black opal - a dark colored opal with internal reflections of green or red
fire opal, girasol - an opal with flaming orange and yellow and red colors
harlequin opal - a reddish opal with small patches of brilliant color
opaque gem - a gemstone that is opaque
Translations
حَجَر عَيْن الشَّمْس: حَجَر كريم
opal
opál
ópall
opalas
opāls
opálopálový

opal

[ˈəʊpəl] Nópalo m

opal

[ˈəʊpəl] nopale f

opal

n (= stone)Opal m; (= colour)beigegraue Farbe
adjOpal-, opal-; (colour) → opalen (liter), → beigegrau schimmernd; opal blueopalblau; opal ringOpalring m

opal

[ˈəʊpl] nopale m or f

opal

(ˈoupəl) noun
a type of usually bluish-white or milky white precious stone, with slight traces or streaks of various other colours. There are three opals in her brooch; (also adjective) an opal necklace.
References in classic literature ?
was the cry from captain, mates, and harpooneers, who, undeterred by fearful rumors, were all anxious to capture so famous and precious a fish; while the dogged crew eyed askance, and with curses, the appalling beauty of the vast milky mass, that lit up by a horizontal spangling sun, shifted and glistened like a living opal in the blue morning sea.
It was a large oblong opal set round with small diamonds,--a ring of distinguished design you could hardly help noticing, especially on a man's hand, for which it was too conspicuously dainty.
The sky was pure opal now, and the roofs of the houses glistened like silver against it.
But we were bound to walk, so we went on, whilst above our heads waved medusae whose umbrellas of opal or rose-pink, escalloped with a band of blue, sheltered us from the rays of the sun and fiery pelagiae, which, in the darkness, would have strewn our path with phosphorescent light.
She was a charming woman of twenty-five or twenty-six years, with dark hair, blue eyes, and a nose slightly turned up, admirable teeth, and a complexion marbled with rose and opal.
The doctor then slowly poured some drops of the lemonade from the decanter into the cup, and in an instant a light cloudy sediment began to form at the bottom of the cup; this sediment first took a blue shade, then from the color of sapphire it passed to that of opal, and from opal to emerald.
There were diamonds - some of them exceedingly large and fine - a hundred and ten in all, and not one of them small; eighteen rubies of remarkable brilliancy; - three hundred and ten emeralds, all very beautiful; and twenty-one sapphires, with an opal.
The dome of clouds was tinged at its base with, as it were, the foam of rubies, fading away into opal and pearly tints, in proportion as the gaze was carried from base to summit.
Mine, naturally, was the least expensive; it was an opal ring--the opal was my favourite stone, because it seems to blush and turn pale as if it had a soul.
I grant you opals - any fool can cure an opal - but for a sick pearl there is only me.
Ah yes, I recall the case; it was concerned with an opal tiara.
But at this open appeal to his rival there glowed in his opal eyeballs all the sensitive insolence of the slave; he knotted his enormous brown fists for an instant, and then, dashing open the door, disappeared into his own apartments beyond.