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oganesson

(Encyclopedia)oganesson ōˈgənĕsˌən [key], artificially produced radioactive chemical element; symbol Og; at. no. 118; mass number of most stable isotope 294; m.p., b.p., sp. gr., and valence unknown. Situated...

Romance languages

(Encyclopedia)CE5 Romance languages, group of languages belonging to the Italic subfamily of the Indo-European family of languages (see Italic languages). Also called Romanic, they are spoken by about 670 millio...

Wharton, Edith Newbold Jones

(Encyclopedia)Wharton, Edith Newbold Jones, 1862–1937, American novelist, b. New York City, noted for her subtle, ironic, and superbly crafted fictional studies of New York society at the turn of the 20th cent. T...

aggression

(Encyclopedia)aggression, a form of behavior characterized by physical or verbal attack. It may appear either appropriate and self-protective, even constructive, as in healthy self-assertiveness, or inappropriate a...

binary star

(Encyclopedia)CE5 A. Eclipsing binary: Primary component passing behind secondary (dimmer) component B. Light curve for eclipsing binary binary star or binary system, pair of stars that are held together by the...

Zinoviev, Grigori Evseyevich

(Encyclopedia)Zinoviev, Grigori Evseyevich grĭgôˈrē yĭfsyāˈəvĭch zēnôˈvēĕf [key], 1883–1936, Soviet Communist leader, originally named Radomyslsky. He joined the Russian Social Democratic Labor part...

vaudeville

(Encyclopedia)vaudeville vôdˈvĭl [key], originally a light song, derived from the drinking and love songs formerly attributed to Olivier Basselin and called Vau, or Vaux, de Vire. Similar to the English music ha...

catfish

(Encyclopedia)catfish, common name applied to members of the fish families constituting the order Siluriformes, found in fresh and coastal waters. Catfish are named for the barbels (“whiskers”) around their mou...

pilgrim

(Encyclopedia)pilgrim, one who travels to a shrine or other sacred place out of religious motives. Pilgrimages are a feature of many religions and cultures. Examples in ancient Greece were the pilgrimages to Eleusi...