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Atonement, Day of

(Encyclopedia)Atonement, Day of: see Yom Kippur. ...

Lewis, Cecil Day

(Encyclopedia)Lewis, Cecil Day: see Day Lewis, Cecil. ...

Ben Day process

(Encyclopedia)Ben Day, or Benday, process: see printing. ...

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...

Seventh-day Adventists

(Encyclopedia)Seventh-day Adventists: see Adventists. ...

Seventh-Day Baptists

(Encyclopedia)Seventh-Day Baptists, Protestant church holding the same doctrines as other Calvinistic Baptists but observing the seventh day of the week as the Sabbath. In the Reformation in England the observance ...

Six-Day War

(Encyclopedia)Six-Day War: see Arab-Israeli Wars. ...

Huxley, Sir Julian Sorell

(Encyclopedia)Huxley, Sir Julian Sorell, 1887–1975, English biologist and writer, educated at Oxford; grandson of Thomas Henry Huxley, brother of Aldous Huxley, and half-brother of Sir Andrew Huxley. He taught at...

synodic period

(Encyclopedia)synodic period sĭnŏdˈĭk [key], in astronomy, length of time during which a body in the solar system makes one orbit of the sun relative to the earth, i.e., returns to the same elongation. Because ...

Easter

(Encyclopedia)Easter [A.S. Eastre, name of a spring goddess], chief Christian feast, commemorating the resurrection of Jesus after his crucifixion. In the West, Easter is celebrated on the Sunday following the full...