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modern dance

(Encyclopedia)modern dance, serious theatrical dance forms that are distinct from both ballet and the show dancing of the musical comedy or variety stage. By the late 20th cent., distinctions among modern da...

palmtop

(Encyclopedia)palmtop or hand-held personal computer, lightweight, small, battery-powered, general-purpose programmable computer. It typically had a miniaturized full-function, typewriterlike keyboard for input and...

Sites of the Modern Olympic Games (table)

(Encyclopedia)Sites of the Modern Olympic Games Summer Games Winter Games ...

year

(Encyclopedia)year, time required for the earth to complete one orbit about the sun. The solar or tropical year is measured relative to the sun and is equal to 365 days, 5 hr, 48 min, 46 sec of mean solar time (see...

Clavius, Cristoph

(Encyclopedia)Clavius, Cristoph krĭsˈtôf klāˈvēəs [key], 1537–1612, German astronomer and mathematician. He entered the Jesuit order in 1555 and studied at Coimbra and Rome. He taught mathematics at the Co...

Whitby, Synod of

(Encyclopedia)Whitby, Synod of, called by King Oswy of Northumbria in 663 at Whitby, England. Its purpose was to choose between the usages of the Celtic and Roman churches, primarily in the matter of reckoning the ...

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 ...

Sebat

(Encyclopedia)Sebat shə– [key], the 11th month of the Jewish calendar, the fifth from New Year's. It is mentioned in the Book of Zechariah. ...

Sin, in ancient Middle Eastern religions

(Encyclopedia)Sin sĭn [key], moon god of Semitic origin, worshiped in ancient Middle Eastern religions. One of the principal deities in the Babylonian and Assyrian pantheons, he was lord of the calendar and of wis...

Agatha, Saint

(Encyclopedia)Agatha, Saint ăgˈəthə [key], 3d cent., Sicilian virgin, martyred under Roman Emperor Decius. She is mentioned in the Martyrology of Jerome and the Calendar of Carthage in the 6th cent. Agatha is i...