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propane

(Encyclopedia)propane, CH3CH2CH3, colorless, gaseous alkane. It is readily liquefied by compression and cooling. It melts at −189.9℃ and boils at −42.2℃. Propane occurs in nature in natural gas and (in diss...

Jhelum, town, Pakistan

(Encyclopedia)Jhelum jāˈlo͝om [key], town (1981 pop. 92,646), NE Pakistan, on the Jhelum River. Located on the main railroad and road on Punjab piedmont plain, it is an important market for timber, and has sawmi...

‘Oumuamua

(Encyclopedia)‘Oumuamua ōmo͞oˈəmo͞oˈə [key], officially 1I/2017 U1 (‘Oumuamua), interstellar object, the first to be discovered in the solar system. Highly variable in brightness, it also is highly and u...

Munger

(Encyclopedia)Munger or Monghyr both: mŭngˈgĭr [key], city (1991 pop. 150,112), Bihar state, NE India, on the Ganges River. It is a district administrative center and a grain market, with important road, rail, a...

Sekondi-Takoradi

(Encyclopedia)Sekondi-Takoradi sĕkˈəndē-täkôräˈdē [key], city (1984 pop. 93,822), capital of the Western Region, SW Ghana, on the Gulf of Guinea. An important seaport and commercial city, Sekondi-Takoradi ...

Jiaxing

(Encyclopedia)Jiaxing käˈshĭngˈ [key], city (1994 est. pop. 227,600), N Zhejiang prov., SE China, at the junction of the Grand Canal, the Huangpu River, and the Hangzhou-Shanghai RR. An important marketing cent...

vending machine

(Encyclopedia)vending machine, coin-operated, automatic device for selling goods. Many vending machines are capable of making change, and some of the more sophisticated ones accept paper money or credit cards. The ...

Osborne, John

(Encyclopedia)Osborne, John (John James Osborne), 1929–94, English dramatist. He began his theatrical career as an actor and playwright in provincial English repertory theaters. Osborne's plays usually focus on a...

Kirk, Grayson Louis

(Encyclopedia)Kirk, Grayson Louis, 1903–97, American educator, b. Jeffersonville, Ohio, grad. Miami Univ., 1924, Ph.D. Univ. of Wisconsin, 1930. He taught at Wisconsin from 1929, then became a professor of govern...

bronchitis

(Encyclopedia)bronchitis brŏnkīˈtĭs [key], inflammation of the mucous membrane of the bronchial tubes. It can be caused by viral or bacterial infections or by allergic reactions to irritants such as tobacco smo...