Definition of pearl

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Pearl (n.) A shelly concretion, usually rounded, and having a brilliant luster, with varying tints, found in the mantle, or between the mantle and shell, of certain bivalve mollusks, especially in the pearl oysters and river mussels, and sometimes in certain univalves. It is usually due to a secretion of shelly substance around some irritating foreign particle. Its substance is the same as nacre, or mother-of-pearl. Pearls which are round, or nearly round, and of fine luster, are highly esteemed

Lern More About Pearl

Spherulite :: Spherulite (n.) A minute spherical crystalline body having a radiated structure, observed in some vitreous volcanic rocks, as obsidian and pearlstone..
Pearlstone :: Pearlstone (n.) A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under Perlitic..
Tyrolite :: Tyrolite (n.) A translucent mineral of a green color and pearly or vitreous luster. It is a hydrous arseniate of copper.
Impearled :: Impearled (imp. & p. p.) of Impear.
Pearl :: Pearl (n.) A capsule of gelatin or similar substance containing some liquid for medicinal application, as ether..
Baccated :: Baccated (a.) Set or adorned with pearls.
Iridescence :: Iridescence (n.) Exhibition of colors like those of the rainbow; the quality or state of being iridescent; a prismatic play of color; as, the iridescence of mother-of-pearl..
Stile :: Stilbite (n.) A common mineral of the zeolite family, a hydrous silicate of alumina and lime, usually occurring in sheaflike aggregations of crystals, also in radiated masses. It is of a white or yellowish color, with pearly luster on the cleavage surface. Called also desmine..
Aphthae :: Aphthae (n. pl.) Roundish pearl-colored specks or flakes in the mouth, on the lips, etc., terminating in white sloughs. They are commonly characteristic of thrush..
Margarite :: Margarite (n.) A mineral related to the micas, but low in silica and yielding brittle folia with pearly luster..
Pearl :: Pearl (n.) A shelly concretion, usually rounded, and having a brilliant luster, with varying tints, found in the mantle, or between the mantle and shell, of certain bivalve mollusks, especially in the pearl oysters and river mussels, and sometimes in certain univalves. It is usually due to a secretion of shelly substance around some irritating foreign particle. Its substance is the same as nacre, or mother-of-pearl. Pearls which are round, or nearly round, and of fine luster, are highly esteemed
Pearl :: Pearl (n.) A light-colored tern.
Pearl :: Pearl (v. t.) To cause to resemble pearls; to make into small round grains; as, to pearl barley..
Thuringite :: Thuringite (n.) A mineral occurring as an aggregation of minute scales having an olive-green color and pearly luster. It is a hydrous silicate of aluminia and iron.
Pearl :: Pearl (v. i.) To resemble pearl or pearls.
Lurg :: Lurg (n.) A large marine annelid (Nephthys caeca), inhabiting the sandy shores of Europe and America. It is whitish, with a pearly luster, and grows to the length of eight or ten inches..
Pearlaceous :: Pearlaceous (a.) Resembling pearl or mother-of-pearl; pearly in quality or appearance.
Perlaceous :: Perlaceous (a.) Pearly; resembling pearl.
Brewsterite :: Brewsterite (n.) A rare zeolitic mineral occurring in white monoclinic crystals with pearly luster. It is a hydrous silicate of aluminia, baryta, and strontia..
Tharos :: Tharos (n.) A small American butterfly (Phycoides tharos) having the upper surface of the wings variegated with orange and black, the outer margins black with small white crescents; -- called also pearl crescent..
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