SHAFT n. 13 definitions
e. Line shaft (Mach.), a main shaft of considerable length, in a shop or factory, usually bearing a number of pulleys by which machines are driven, commonly by means of countershafts; -- called also line, or main line. -- Shaft alley (Naut.), a passage extending from the engine room to the stern, and containing the pr…
SHEPHERD n. 3 definitions
s pouch, or Shepherd's purse (Bot.), an annual cruciferous plant (Capsella Bursapastoris) bearing small white flowers and pouchlike pods. See Illust. of Silicle. -- Shepherd's rod, or Shepherd's staff (Bot.), the small teasel.
SILVER CERTIFICATE n.
rnment that there has been deposited with it silver to a specified amount, payable to the bearer on demand. In the United States and its possessions, it is issued against the deposit of silver coin, and is not legal tender, but is receivable for customs, taxes, and all public dues.
SINTER n.
rals. Calcareous sinter, a loose banded variety of calcite formed by deposition from lime-bearing waters; calcareous tufa; travertine. -- Ceraunian sinter, fulgurite. -- Siliceous sinter, a light cellular or fibrous opal; especially, geyserite (see Geyserite). It has often a pearly luster, and is then called pearl si…