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turn and bank indicator

(Encyclopedia)turn and bank indicator, aircraft instrument containing one indicator to show turning, or rotation about the vertical axis, and another to show banking, or rotation about the longitudinal axis. The tw...

truss

(Encyclopedia)CE5 A. King post truss B. Queen, with princess posts truss, in architecture and engineering, a supporting structure or framework composed of beams, girders, or rods commonly of steel or wood lying...

Thunder Bay

(Encyclopedia)Thunder Bay, city (1991 pop. 113,946), SW Ont., Canada, on Thunder Bay inlet of Lake Superior. The city was created in 1970 by the amalgamation of the twin cities of Fort William and Port Arthur and t...

Niépce, Joseph Nicéphore

(Encyclopedia)Niépce, Joseph Nicéphore zhôzĕfˈ nēsāfôrˈ nyĕps [key], 1765–1833, French chemist who originated a process of photography (see photography, still). In 1826 he produced the first known photo...

Wyandotte

(Encyclopedia)Wyandotte wīˈəndŏt [key], industrial city (1990 pop. 30,938), Wayne co., SE Mich., a suburb of Detroit on the Detroit River; inc. as a city 1867. Salt deposits there supply the city's extensive ch...

skeleton, in winter sports

(Encyclopedia)skeleton, in winter sports, a type of small, very low, steel-frame sled on which one person, lying face down, slides headfirst down snowy hillsides or down steeply banked, curving, iced chutes similar...

Terni

(Encyclopedia)Terni tārˈnē [key], city (1991 pop. 108,248), capital of Terni prov., Umbria region, central Italy, on the Nera River. Its manufactures include iron and steel, munitions, textiles, machinery, and c...

Boone

(Encyclopedia)Boone. 1 City (2020 pop. 12,242), seat of Boone co., central Iowa, on the Des Moines River; inc. 1865. It is a railroad and industrial center with ...

carbide

(Encyclopedia)carbide, any one of a group of compounds that contain carbon and one other element that is either a metal, boron, or silicon. Generally, a carbide is prepared by heating a metal, metal oxide, or metal...

Benoni, city, South Africa

(Encyclopedia)Benoni bənōˈnē [key], city, Gauteng prov., NE South Africa, on the Witwatersrand, now administratively part of the Ekurhuleni metropolitan municipality. It is the distribution center for a gold-mi...