02n.
A shelly concretion, usually rounded, and having a brilliant luster, with varying tints, found in the mantle, or between the mantle and she…
1.
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.(Zool.)
2.
Hence, figuratively, something resembling a pearl; something very precious.
“I see thee compassed with thy kingdom's pearl.”
— Shak.
Pearl moth —
any moth of the genus Margaritia; -- so called on account of its pearly color.
Pearl oyster —
any one of several species of large tropical marine bivalve mollusks of the genus Meleagrina, or Margaritifera, found in the East Indies (especially at Ceylon), in the Persian Gulf, on the coast of Australia, and on the Pacific coast of America. Called also pearl shell, and pearl mussel.
Pearl sago —
sago in the form of small pearly grains.
Pearl sinter —
fiorite.
Pearl spar —
a crystallized variety of dolomite, having a pearly luster.
Pearl white —
Basic bismuth nitrate, or bismuth subchloride; -- used chiefly as a cosmetic
cultured pearl —
a pearl grown by a pearl oyster into which a round pellet has been placed, to serve as the seed for more predictable growth of the pearl. The pellet is usually made from mother-of-pearl, and additional layers of nacre are deposited onto the seed by the oyster. Such pearls, being more easily obtained than natural pearls from wild oysters, are less expensive.
03a.
Of or pertaining to pearl or pearls; made of pearls, or of mother-of-pearl.
1.
Of or pertaining to pearl or pearls; made of pearls, or of mother-of-pearl.
04v. t.
To set or adorn with pearls, or with mother-of-pearl. Used also figuratively.
1.
To set or adorn with pearls, or with mother-of-pearl. Used also figuratively.
2.
To cause to resemble pearls; to make into small round grains; as, to pearl barley.