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Alberdi, Juan Bautista

(Encyclopedia)Alberdi, Juan Bautista hwän boutēsˈtä älbārˈdē [key], 1810–84, Argentine political philosopher, patriot, and diplomat. He opposed Juan Manuel de Rosas, and after 1838 he spent years of exile...

Kahn, Albert

(Encyclopedia)Kahn, Albert kän [key], 1869–1942, American architect, noted as a designer of factories, b. Germany, immigrated to the United States in 1880. He worked as a draftsman in a Detroit architect's offic...

Wagner, Honus

(Encyclopedia)Wagner, Honus hōˈnŭs wăgˈnər [key], 1874–1955, American baseball player, b. Mansfield (now Carnegie), Pa. His real name was John Peter Wagner. He played semiprofessional ball in Ohio and was g...

Nirenberg, Marshall Warren

(Encyclopedia)Nirenberg, Marshall Warren, 1927–2010, American biochemist, b. Brooklyn, N.Y., Ph.D., Univ. of Michigan, 1947. He spent his entire career as a researcher at the National Institutes of Health. Nirenb...

nitrobenzene

(Encyclopedia)nitrobenzene, C6H5NO2, very poisonous, flammable, pale yellow, liquid aromatic compound with an odor like that of bitter almonds. It is sometimes called oil of mirbane or nitrobenzol. Nitrobenzene mel...

ketone

(Encyclopedia)CE5 Ketones ketone kēˈtōn [key], any of a class of organic compounds that contain the carbonyl group, C=O, and in which the carbonyl group is bonded only to carbon atoms. The general formula fo...

cellulose

(Encyclopedia)cellulose, chief constituent of the cell walls of plants. Chemically, it is a carbohydrate that is a high molecular weight polysaccharide. Raw cotton is composed of 91% pure cellulose; other important...

synthetic textile fibers

(Encyclopedia)synthetic textile fibers have revolutionized the textile industry. Such artificial fibers are usually long-chain polymers, produced industrially by the condensation of many small units. Orlon is the t...

vegetarianism

(Encyclopedia)vegetarianism, theory and practice of eating only fruits and vegetables, thus excluding animal flesh, fish, or fowl and often butter, eggs, and milk. In a strict vegetarian, or vegan, diet (i.e., one ...

sodium bicarbonate

(Encyclopedia)sodium bicarbonate or sodium hydrogen carbonate, chemical compound, NaHCO3, a white crystalline or granular powder, commonly known as bicarbonate of soda or baking soda. It is soluble in water and ver...