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ash, in chemistry

(Encyclopedia)ash, in chemistry, solid residue of combustion. The chemical composition of an ash depends on that of the substance burned. Wood ash contains metal carbonates (e.g., potassium carbonate) and oxides fo...

Frobenius, Leo

(Encyclopedia)Frobenius, Leo lāˈō frōbāˈnēo͝os [key], 1873–1938, German archaeologist and anthropologist. An authority on prehistoric art and culture, especially of Africa, he organized 12 expeditions to ...

Asbury Park

(Encyclopedia)Asbury Park, city, Monmouth co., E N.J. An Atlantic resort noted for its beach, boardwalk, and convention hall, it declined in the late 20th cent. but has undergone a revival in the 21st. ...

Ausable Chasm

(Encyclopedia)Ausable Chasm ôsāˈbəl [key], gorge, 2 mi (3.2 km) long, from 20 to 50 ft (6–15 m) wide, from 100 to 200 ft (30–61 m) deep, NE N.Y. The chasm, with its rapids, waterfalls, and curious rock form...

candytuft

(Encyclopedia)candytuft, any plant of the genus Iberis of the family Cruciferae (or Brassicaceae; mustard family), low-growing plants of the Old World. A number of half-hardy annuals and evergreen perennials are cu...

grape hyacinth

(Encyclopedia)grape hyacinth, any plant of the genus Muscari of the family Liliaceae (lily family), low plants with dense spikelike clusters of small, nodding flowers that are usually deep blue. Of more than 50 Old...

cockle

(Encyclopedia)cockle, common name applied to the heart-shaped, jumping or leaping marine bivalve mollusks, belonging to the order Eulamellibranchia. The brittle shells are of uniform size, are obliquely spherical, ...

Daulatabad

(Encyclopedia)Daulatabad doulətəbädˈ [key], village, Maharashtra state, W central India. Its 13th-century fortress is built atop a conical rock c.500 ft (150 m) high. The Chand Minar (1294), a minaret of Turkis...

oral history

(Encyclopedia)oral history, compilation of historical data through interviews, usually tape-recorded and sometimes videotaped, with participants in, or observers of, significant events or times. Primitive societies...

Uluru–Kata Tjuta National Park

(Encyclopedia)Uluru–Kata Tjuta National Park, 327,647 acres (132,566 hectares), SW Northern Territory, central Australia. This Anangu-owned park, leased to the Australian government by the aboriginal people, cont...