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Antonescu, Ion

(Encyclopedia)Antonescu, Ion yôn äntônĕsˈko͞o [key], 1882–1946, Romanian marshal and dictator. He served in World War I and later became chief of staff, but he fell into disfavor with King Carol II because ...

hydrogen bomb

(Encyclopedia)hydrogen bomb or H-bomb, weapon deriving a large portion of its energy from the nuclear fusion of hydrogen isotopes. In an atomic bomb, uranium or plutonium is split into lighter elements that togethe...

Caragiale, Ion Luca

(Encyclopedia)Caragiale, Ion Luca yŏn lo͞oˈkä käräjäˈlĭ [key], 1853–1912, Romanian playwright and author. Romania's foremost dramatist, his works sharply satirized Romanian society. His masterpiece, A Lo...

Iliescu, Ion

(Encyclopedia)Iliescu, Ion, 1930–, Romanian political leader, president of Romania (1990–96, 2000–2004). A member of the Communist party from 1953, he held a series of party posts before he was elected a memb...

field-ion microscope

(Encyclopedia)field-ion microscope: see microscope. ...

Maurer, Ion Gheorghe

(Encyclopedia)Maurer, Ion Gheorghe yôn gāôrˈgā [key], 1902–2000, Romanian statesman. A lawyer, he defended Romanian Communists in the 1930s and later became (1945) a member of the central committee of the Co...

common-ion effect

(Encyclopedia)common-ion effect, decrease in solubility of an ionic salt, i.e., one that dissociates in solution into its ions, caused by the presence in solution of another solute that contains one of the same ion...

sodium hydrogen carbonate

(Encyclopedia)sodium hydrogen carbonate: see sodium bicarbonate. ...

potassium hydrogen tartrate

(Encyclopedia)potassium hydrogen tartrate: see cream of tartar. ...

Ion, in Greek mythology

(Encyclopedia)Ion: see Creusa (1.)