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histidine

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

promethium

(Encyclopedia) promethiumpromethiumprōmēˈthēəm [key], artificially produced radioactive chemical element; symbol Pm; at. no. 61; mass no. of most stable isotope 145; m.p. 1,042℃; b.p. 3,000℃ (…

Minturnae

(Encyclopedia) MinturnaeMinturnaemĭntûrˈnē [key], ancient town of Latium, Italy, 7 mi (11.3 km) E of Formia. It was important because it controlled the bridge on the Appian Way over the Liris River.…

Australian National University

(Encyclopedia) Australian National University, located in Canberra and state-sponsored, founded 1946 as Australia's only completely research-oriented university. Originally limited to graduate…

New River

(Encyclopedia) New River, c.320 mi (510 km) long, rising in the Blue Ridge, NW N.C. It flows NE through SW Virginia, then NW into West Virginia where it joins with the Gauley River to form the…

Noricum

(Encyclopedia) NoricumNoricumnŏrˈĭkəm [key], province of the Roman Empire. It corresponded roughly to modern Austria S of the Danube and W of Vienna. It was bordered on the west by Rhaetia and on the…

Antung

(Encyclopedia) AntungAntungänˈt&oomacr;ngˈ [key], former province (c.24,000 sq mi/62,160 sq km), NE China. The capital was Tonghua. It was bordered on the SE by the Yalu River, which separated it…

Institute for Advanced Study

(Encyclopedia) Institute for Advanced Study, at Princeton, N.J.; chartered 1930, opened 1933. It differs from a university in that it offers no curriculum or examinations, and confers no degrees.…

cyclohexane

(Encyclopedia) cyclohexanecyclohexanesīˌkləhĕkˈsān [key], C6H12, colorless liquid hydrocarbon. It is a cyclic alkane that melts at 6℃ and boils at 81℃. It is nearly insoluble in water. Cyclohexane is…

Rivière du Loup

(Encyclopedia) Rivière du LoupRivière du Louprēvyĕrˈ dü l&oomacr; [key], city (1991 pop. 14,017), E Que., Canada, on the south shore of the St. Lawrence River, NE of Quebec. It is a commercial…