Columbia Encyclopedia

Search results

500 results found

deodorizer

(Encyclopedia)deodorizer or deodorant, substance used to absorb or eliminate offensive odors. Disinfectants such as hydrogen peroxide, chlorine, and chlorine compounds eliminate odors caused by microorganisms. Adso...

Urey, Harold Clayton

(Encyclopedia)Urey, Harold Clayton yo͝orˈē [key], 1893–1981, American chemist, b. Walkerton, Ind., grad. Univ. of Montana (B.S., 1917), Ph.D. Univ. of California, 1923. He taught at Johns Hopkins (1924–29), ...

Jovian planets

(Encyclopedia)Jovian planets, the planets Jupiter, Saturn, Uranus, and Neptune. They are all larger and more massive than the earth. Since they rotate faster, they are more flattened at the poles than are the terre...

roentgenium

(Encyclopedia)roentgenium, artificially produced radioactive chemical element; symbol Rg; at. no. 111; mass number of most stable isotope 280; m.p., b.p., sp. gr., and valence unknown. Situated in Group 11 of the p...

Niemoeller, Martin

(Encyclopedia)Niemoeller or Niemöller, Martin both: märˈtĭn nēˈmölər [key], 1892–1984, German Protestant churchman. He studied theology after distinguishing himself as a submarine commander in World War I...

Lustig, Arnošt

(Encyclopedia)Lustig, Arnošt, 1926–2011, Czech writer, b. Prague. The more than 20 works of fiction that Lustig wrote often mirror his Holocaust experiences. From a Jewish family, he was sent to the first of sev...

Rubin, Vera

(Encyclopedia)Rubin, Vera, 1928–2016, American astronomer, b. Philadelphia as Vera Florence Cooper, Ph.D. Georgetown (1954). After teaching at Georgetown, she joined (1965) the Carnegie Institution's department o...

Antabuse

(Encyclopedia)Antabuse ănˈtəbyo͞os [key], trade name for the drug tetraethylthiuram disulfide, used in the treatment of alcoholism. Also called sulfiram, Antabuse is nontoxic, but it alters the metabolism of al...

Eichmann, Adolf

(Encyclopedia)Eichmann, Adolf īkhˈmän [key], 1906–62, German National Socialist official. A member of the Austrian Nazi party, he headed the Austrian office for Jewish emigration (1938). His zeal in deporting ...

Wiesenthal, Simon

(Encyclopedia)Wiesenthal, Simon vēˈsĕntäl [key], 1908–2005, Austrian-Jewish Nazi hunter, b. Butschatsch, Galicia, Austria-Hungary (now Buchach, Ukraine). He received (1932) an architectural engineering degree...