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spinal puncture

(Encyclopedia)spinal puncture, surgical penetration of the spinal canal by a hollow needle introduced between two of the lumbar vertebrae. The arrangement permits injection of antibiotics or anesthetics (see anesth...

Stockton

(Encyclopedia)Stockton, city (1990 pop. 210,943), seat of San Joaquin co., central Calif., on the San Joaquin River; inc. 1850. One of the fastest-growing U.S. cities during the late 20th cent., Stockton is an inla...

Yonkers

(Encyclopedia)Yonkers yŏnˈkərz [key], city (1990 pop. 188,082), Westchester co., SE N.Y., on the east bank of the Hudson, in a hilly region just N of the Bronx (New York City); inc. 1855. Manufactures include ch...

Bury St. Edmunds

(Encyclopedia)Bury St. Edmunds bĕrˌ sənt ĕdˈməndz [key], town, Suffolk, E central England. It is the market and processing ...

Brigham City

(Encyclopedia)Brigham City, city (2020 pop. 19,650), seat of Box Elder co., N Utah; inc. 1869. It is the center of a large farm area served by the Ogden River project...

adenosine monophosphate

(Encyclopedia)adenosine monophosphate (AMP) ədĕnˈəsēn mŏnˌəfŏsˈfāt [key], organic compound composed of an adenine base, the sugar ribose, and one phosphate unit. AMP is one of the possible products of th...

KwaZulu-Natal

(Encyclopedia)KwaZulu-Natal kwäzo͞oˈlo͞o-nätälˈ [key], province (2011 pop. 10,267,300), 36,433 sq mi (94,361 sq km), E South Africa, on the Indian Ocean. Formerly Natal province, in the post-apartheid consti...

beer, alcoholic beverage

(Encyclopedia)beer, alcoholic beverage made by brewing and fermenting cereals, especially malted barley, usually with the addition of hops as a flavoring agent and stabilizer. One of the oldest of alcoholic beverag...

lactic acid

(Encyclopedia)lactic acid, CH3CHOHCO2H, a colorless liquid organic acid. It is miscible with water or ethanol. Lactic acid is a fermentation product of lactose (milk sugar); it is present in sour milk, koumiss, leb...

maltose

(Encyclopedia)maltose môlˈtōs [key] or malt sugar, crystalline disaccharide (see carbohydrate). It has the same empirical formula (C12H22O11) as sucrose and lactose but differs from both in structure (see isomer...