GOLD n.
ic element, constituting the most precious metal used as a common commercial medium of exchange. It has a characteristic yellow color, is one of the heaviest substances known (specific gravity 19.32), is soft, and very malleable and ductile. It is quite unalterable by heat, moisture, and most corrosive agents, and ther…
GRAPHIC; GRAPHICAL a.
lar numbers are represented to the eye by means of curves or other figures; as the daily changes of weather by means of curves, the abscissas of which represent the hours of the day, and the ordinates the corresponding degrees of temperature. -- Graphical statics (Math.), a branch of statics, in which the magnitude, d…
GUIDE n.
mark a place, as a point to work to. -- Guide pulley (Mach.), a pulley for directing or changing the line of motion of belt; an idler. Knight. -- Guide rail (Railroads), an additional rail, between the others, gripped by horizontal driving wheels on the locomotive, as a means of propulsion on steep gradients.…