REFRIGERATOR n.
An apparatus for rapidly cooling heated liquids or vapors, connected with a still, etc. Refrigerator car (Railroad), a freight car constructed as a refrigerator, for the transportation of fresh meats, fish, etc., in a temperature kept cool by ice.
ROCK n.
. In the United States this name is sometimes given to salt in large crystals, formed by evaporation from sea water in large basins or cavities. -- Rock seal (Zoöl.), the harbor seal. See Seal. -- Rock shell (Zoöl.), any species of Murex, Purpura, and allied genera. -- Rock snake (Zoöl.), any one of several large py…
SMOKE n. 3 definitions
The visible exhalation, vapor, or substance that escapes, or expelled, from a burning body, especially from burning vegetable matter, as wood, coal, peat, or the like.
SOLAR a.
lar engine, an engine in which the energy of solar heat is used to produce motion, as in evaporating water for a steam engine, or expanding air for an air engine. -- Solar flowers (Bot.), flowers which open and shut daily at certain hours. -- Solar lamp, an argand lamp. -- Solar microscope, a microscope consisting e…