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vertical takeoff and landing aircraft

(Encyclopedia)vertical takeoff and landing aircraft (VTOL), craft capable of rising and descending vertically from and to the ground, thus requiring no runway. While a balloon or an airship has obvious VTOL capabil...

tar and pitch

(Encyclopedia)tar and pitch, viscous, dark-brown to black substances obtained by the destructive distillation of coal, wood, petroleum, peat, and certain other organic materials. The heating or partial burning of w...

Croce, Benedetto

(Encyclopedia)Croce, Benedetto bānādĕtˈtō krôˈchā [key], 1866–1952, Italian philosopher, historian, and critic. He lived mostly in Naples, devoting himself to studying and writing. He founded and edited (...

coatimundi

(Encyclopedia)coatimundi kōätˈē [key], omnivore of North and South America related to the raccoon. The coatimundi has a long snout, an elongated body, and a long bushy tail banded with dark rings. The coat colo...

glycerol

(Encyclopedia)glycerol, glycerin, glycerine, or 1,2,3-propanetriol prōˈpāntrīˌŏl [key], CH2OHCHOHCH2OH, colorless, odorless, sweet-tasting, syrupy liquid. Glycerol is a trihydric alcohol. It melts at 17.8�...

quinoa

(Encyclopedia)quinoa kēnwäˈ [key], tall annual herb (Chenopodium quinoa) of the family Chenopodiaceae (goosefoot family), whose seeds have provided a staple food for peoples of the higher Andes since pre-Columbi...

Fugard, Athol

(Encyclopedia)Fugard, Athol (Athol Harold Lanigan Fugard) ätōlˈ fyo͞oˈgard, fo͞o– [key], 1932–, South African playwright, actor, and director. In 1965 he became director of the Serpent Players in Port Eli...

Galilee, Sea of

(Encyclopedia)Galilee, Sea of, Lake Tiberias kĭnˈərĕtˌ [key], lake, 64 sq mi (166 sq km), 14 mi (23 km) long, and 3 to 7 mi (4.8–11.3 km) wide, NE Israel; its surface is c.700 ft (210 m) below sea level. Th...

hydrogen fluoride

(Encyclopedia)hydrogen fluoride, chemical compound, HF, a colorless, fuming liquid or colorless gas that boils at 19.54℃. It is miscible with water and is soluble in benzene, toluene, and concentrated sulfuric ac...

Ives, Charles

(Encyclopedia)Ives, Charles īvz [key], 1874–1954, American composer and organist, b. Danbury, Conn., grad. Yale, 1898; pupil of Dudley Buck and Horatio Parker. He was an organist (1893–1904) in churches in Con...