Columbia Encyclopedia

Search results

500 results found

psychrometer

(Encyclopedia)psychrometer sīkrŏmˈĭtər [key], one of many instruments used for measuring the water vapor content or relative humidity of the atmosphere. It consists of two identical thermometers—the wet-bulb...

curly-coated retriever

(Encyclopedia)curly-coated retriever, breed of large sporting dog conjectured to be descended from the water spaniel and the retrieving setter. It stands about 23 in. (58 cm) high at the shoulder and weighs about 6...

Europa, in astronomy

(Encyclopedia)Europa yo͝orōˈpə [key], in astronomy, one of the 39 known moons, or natural satellites, of Jupiter. Magnetic-field data collected by the space probe Galileo in 2002 strongly indicated a liquid-wat...

hydraulics

(Encyclopedia)hydraulics, branch of engineering concerned mainly with moving liquids. The term is applied commonly to the study of the mechanical properties of water, other liquids, and even gases when the effects ...

Garabogazkol

(Encyclopedia)Garabogazkol kəräˌ-bəgäzˌ-gôlˈ [key], shallow bay,, in Turkmenistan. An arm of the Caspian Sea, it acts as a natural evaporation basin, drawing off the water of the Caspian and depositing salt...

flotation process

(Encyclopedia)flotation process, in mineral treatment and mining, process for concentrating the metal-bearing mineral in an ore. Crude ore is ground to a fine powder and mixed with water, frothing reagents, and col...

Everglades

(Encyclopedia)Everglades, marshy, low-lying subtropical savanna area, c.4,000 sq mi (10,000 sq km), S Fla., extending from Lake Okeechobee S to Florida Bay. Characterized by water, sawgrass, hammocks (islandlike ma...

pipe

(Encyclopedia)pipe, hollow structure, usually cylindrical, for conducting materials. It is used primarily to convey liquids, gases, or solids suspended in a liquid, e.g., a slurry. It is also used as a conduit for ...

coast

(Encyclopedia)coast, land bordering an ocean or other large body of water. The line of contact between the land and water surfaces is called the shoreline. It fluctuates with the waves and tides. Sometimes the term...

antifreeze

(Encyclopedia)antifreeze, substance added to a solvent to lower its freezing point. The solution formed is called an antifreeze mixture. Antifreeze is typically added to water in the cooling system of an internal-c...