PARROT n.
arrot coal, cannel coal; -- so called from the crackling and chattering sound it makes in burning. [Eng. & Scot.] -- Parrot green. (Chem.) See Scheele's green, under Green, n. -- Parrot weed (Bot.), a suffrutescent plant (Bocconia frutescens) of the Poppy family, native of the warmer parts of America. It has very larg…
PEBBLE n.
orless rock crystal; as, Brazilian pebble; -- 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.
PICKLE n.
A bath of dilute sulphuric or nitric acid, etc., to remove burnt sand, scale rust, etc., from the surface of castings, or other articles of metal, or to brighten them or improve their color.