PEARL n. 2 definitions
See under Ground. -- Pearl barley, kernels of barley, ground so as to form small, round grains. -- Pearl diver, one who dives for pearl oysters. -- Pearl edge, an edge of small loops on the side of some kinds of ribbon; also, a narrow kind of thread edging to be sewed on lace. -- Pearl eye, cataract. [R.] -- Pearl…
PEBBLE n.
ebble; -- so called by opticians. Pebble powder, slow-burning gunpowder, in large cubical grains. -- Scotch pebble, varieties of quartz, as agate, chalcedony, etc., obtained from cavities in amygdaloid.
PORCUPINE n.
ated. See Diodon, and Globefish. -- Porcupine grass (Bot.), a grass (Stipa spartea) with grains bearing a stout twisted awn, which, by coiling and uncoiling through changes in moisture, propels the sharp-pointed and barbellate grain into the wool and flesh of sheep. It is found from Illinois westward. See Illustration…
SEIDLITZ a.
ders, effervescing salts, consisting of two separate powders, one of which contains forty grains of sodium bicarbonate mixed with two drachms of RochellRochelle powders. -- Seidlitz water, a natural water from Seidlitz, containing magnesium, sodium, calcium, and potassium sulphates, with calcium carbonate and a little…