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Clarksburg

(Encyclopedia)Clarksburg, city (2020 pop. 14,929), seat of Harrison co., N central W.Va., at the confluence of Elk Creek and the West Fork of the Monongahela River; i...

Cyzicus

(Encyclopedia)Cyzicus sĭzˈĭkəs [key], ancient city, NW Turkey, at the neck of the Cyzicus Peninsula. Strategically located, it rivaled Byzantium in commercial importance. Founded (756 b.c.) by Greek colonists f...

Greeley

(Encyclopedia)Greeley, city (2020 pop. 108,795), seat of Weld co., N Colo., at the base of the Front Range of the Rocky Mts.; inc. 1885. It is a rail and trade center...

Üsküdar

(Encyclopedia)Üsküdar sko͞oˈtərē [key], urban district, part of İstanbul, Turkey, on the Asian side of the Bosporus. It is a commercial and industrial center. Known as Chrysopolis in ancient times, it enjoye...

Vardø

(Encyclopedia)Vardø värˈdö [key], town (1995 pop. 3,016), Finnmark co., extreme NE Norway, on the island of Vardøya in the Arctic Ocean, near the entrance to the Varangerfjord. It is an ice-free port; fishing ...

Port Moresby

(Encyclopedia)Port Moresby môrzˈbē [key], town (1990 pop. 193,242), capital of Papua New Guinea, on New Guinea island and on the Gulf of Papua in the National Capital District. Rubber, gold, copra, and natural g...

potassium hydroxide

(Encyclopedia)potassium hydroxide, chemical compound with formula KOH. Pure potassium hydroxide forms white, deliquescent crystals. For commercial and laboratory use it is usually in the form of white pellets. A st...

Bakersfield

(Encyclopedia)Bakersfield, city (2020 pop. 403,455), seat of Kern co., S central Calif., at the southern end of the San Joaquin valley; inc. 1898. It is an oil, minin...

Ogden, city, United States

(Encyclopedia)Ogden, city (1990 pop. 63,909), seat of Weber co., N Utah, at the confluence of the Ogden and Weber rivers; inc. 1851. Aerospace industries and Hill Air Force Base are the major employers. There is we...

hornbook

(Encyclopedia)hornbook, primer of a kind in use from the 15th to the 18th cent. On one side of a sheet of parchment or paper the matter to be learned was written or printed; over the sheet, for its protection, a tr...