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Saint Valentine's Day

(Encyclopedia)Saint Valentine's Day, Western European Christian holiday, originally the Roman feast of Lupercalia. It was christianized in memory of the martyrdom of St. Valentine in a.d. 270, who, in medieval time...

Valentine's Day

(Encyclopedia)Valentine's Day: see Saint Valentine's Day. ...

Valentine, Saint

(Encyclopedia)Valentine, Saint, d. c.270, Roman martyr priest. The customs connected with him in English-speaking countries are probably a survival from a period when a pagan festival associated with love occurred ...

day

(Encyclopedia)day, period of time for the earth to rotate once on its axis. The ordinary day, or solar day, is measured relative to the sun, being the time between successive passages of the sun over a stationary o...

Saint Bartholomew's Day, massacre of

(Encyclopedia)Saint Bartholomew's Day, massacre of, murder of French Protestants, or Huguenots, that began in Paris on Aug. 24, 1572. It was preceded, on Aug. 22, by an attempt, ordered by Catherine de' Medici, on ...

Morris, Richard Valentine

(Encyclopedia)Morris, Richard Valentine, 1768–1815, American naval officer, b. Morrisania, N.Y. (now part of the Bronx); son of Lewis Morris (1726–98). After the American Revolution he entered the navy and was ...

Tobias, Philip Valentine

(Encyclopedia)Tobias, Philip Valentine, 1925–2012, South African paleoanthropologist, b. Durban. He graduated from the Univ. of Witwatersrand (Ph.D., 1953) and taught there for five decades. Tobias entered paleoa...

Riley, Charles Valentine

(Encyclopedia)Riley, Charles Valentine, 1843–95, American entomologist, b. England. He emigrated to the United States in 1860 and served as state entomologist (1868–77) of Missouri and as entomologist (1878–7...

Indiana, Robert

(Encyclopedia)Indiana, Robert ĭnˌdē-ănˈə [key], 1928–2018, American pop artist, b. New Castle, Ind., as Robert Clark. A leading figure in the pop art movement of the 1960s, he specialized in making signs in...

Earth Day

(Encyclopedia)Earth Day, Apr. 22, a day to celebrate the environment. The first Earth Day was organized in 1970 to promote the ideas of ecology, encourage respect for life on earth, and highlight growing concern ov...