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selenium

(Encyclopedia)selenium səlēˈnēəm [key], nonmetallic chemical element; symbol Se; at. no. 34; at. wt. 78.96; m.p. 217℃; b.p. about 685℃; sp. gr. 4.81 at 20℃; valence −2, +4, or +6. Selenium is directly ...

phenylalanine

(Encyclopedia)CE5 phenylalanine fĕnˌəlălˈənēnˌ [key], organic compound, one of the 22 α-amino acids commonly found in animal proteins. Only the l-stereoisomer appears in mammalian protein. It is one of ...

Baden, town, Switzerland

(Encyclopedia)Baden, anc. Aquae Helveticae, town, Aargau canton, N Switzerland, on the Limmat River. A noted spa since ancient times, the town has hot sulfur spri...

Althing

(Encyclopedia)Althing älˈthĭng [key] [Icel.,=general diet], parliament of Iceland. This assembly, the oldest in Europe, was convened at Thingvellir, SW Iceland, in 930. It was dissolved in 1800, was revived as a...

Koizumi, Junichiro

(Encyclopedia)Koizumi, Junichiro jo͝onēˈchērō kōēˈzo͞omē [key], 1942–, Japanese political leader, b. Yokosuka. From a political family, he studied economics at Keio Univ. (grad. 1967). He entered politi...

Adrian IV, pope

(Encyclopedia)Adrian IV, d. 1159, pope (1154–59), an Englishman (the only English pope), b. Nicholas Breakspear at Langley, near St. Albans. He was successor of Anastasius IV. At an early age he went to France. T...

galactosemia

(Encyclopedia)galactosemia gəlăkˌtəsēˈmēə [key], inherited metabolic disorder caused by an enzyme deficiency and transmitted as a recessive trait; it results in the accumulation of the sugar galactose in th...

Franconia

(Encyclopedia)Franconia frăngkōˈnēə [key], Ger. Franken, historic region and one of the five basic or stem duchies of medieval Germany, S Germany. The region was included in the Frankish kingdom of Austrasia, ...

concordat

(Encyclopedia)concordat kənkôrˈdăt [key], formal agreement, specifically between the pope, in his spiritual capacity, and the temporal authority of a state. Its juridical status is now generally accepted as bei...

Bedford, John of Lancaster, duke of

(Encyclopedia)Bedford, John of Lancaster, duke of, 1389–1435, English nobleman; third son of Henry IV of England and brother of Henry V. At the death (1422) of his brother and succession of his 9-month-old nephew...