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bog

(Encyclopedia) bog, very old lake without inlet or outlet that becomes acid and is gradually overgrown with a characteristic vegetation (see swamp). Peat moss, or sphagnum, grows around the edge of…

carbonated beverage

(Encyclopedia) carbonated beverage, an effervescent drink that releases carbon dioxide under conditions of normal atmospheric pressure. Carbonation may occur naturally in spring water that has…

San Joaquin

(Encyclopedia) San JoaquinSan Joaquinsăn wäkēnˈ [key], river, c.320 mi (510 km) long, rising in the Sierra Nevada, E Calif., and flowing W then N through the S Central Valley to form a large delta…

sandgrouse

(Encyclopedia) sandgrouse, common name for pigeon-sized, seed-eating, terrestrial birds of the genera Pteroclida (approximately 14 species) and Syrrhaptes (2 species). They are birds of the Old World…

hydrofoil

(Encyclopedia) hydrofoil, flat or curved finlike device, attached by struts to the hull of a watercraft, that lifts the moving watercraft above the water's surface. The term is often extended to…

Flint, city, United States

(Encyclopedia) Flint, city (2020 pop. 81,252), seat of Genesee co., SE Mich., on the Flint River; inc. 1855. Since 1902 it has been an automobile-…

Orange River

(Encyclopedia) Orange River, chief river of S Africa, c.1,300 mi (2,090 km) long, rising in the Maluti Mts., N Lesotho. It flows SW through Lesotho, then meanders northwest and west through central…

basking shark

(Encyclopedia) basking shark, large, plankton-feeding shark, Cetorhinus maximus, inhabiting many oceans of the world, especially in temperate regions. Found singly or in schools of up to 100, it…

psychrometer

(Encyclopedia) psychrometerpsychrometersīkrŏmˈĭtər [key], one of many instruments used for measuring the water vapor content or relative humidity of the atmosphere. It consists of two identical…

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…