PRIMING n.
The carrying over of water, with the steam, from the boiler, as into the cylinder. Priming of the tide. See Lag of the tide, under 2d Lag. -- Priming tube, a small pipe, filled with a combustible composition for firing cannon. -- Priming valve (Steam Eng.), a spring safety valve applied to the cylinder of a steam eng…
PRINTING n.
It is composed of lampblack or ivory black mingled with linseed or nut oil, made thick by boiling and burning. Other ingredients are employed for the finer qualities. Ure. -- Printing office, a place where books, pamphlets, or newspapers, etc., are printed. -- Printing paper, paper used in the printing of books, pamp…
PULSE n.
ith terminal bulbs, and containing ether or alcohol, which the heat of the hand causes to boil; -- so called from the pulsating motion of the liquid when thus warmed. Pulse wave (Physiol.), the wave of increased pressure started by the ventricular systole, radiating from the semilunar valves over the arterial system, a…
RICE n.
er. -- Rice troupial (Zoöl.), the bobolink. -- Rice water, a drink for invalids made by boiling a small quantity of rice in water. -- Rice-water discharge (Med.), a liquid, resembling rice water in appearance, which is vomited, and discharged from the bowels, in cholera. -- Rice weevil (Zoöl.), a small beetle (Cala…