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era

(Encyclopedia)era, period of historic time. In geology, it is the name applied to large divisions of geological process, e.g., Paleozoic era (see geology). In chronology an era is a period reckoned from a fixed poi...

Vendémiaire

(Encyclopedia)Vendémiaire väNdāmyĕrˈ [key], first month of the French Revolutionary calendar. 13 Vendémiaire of the year iv (Oct. 5, 1795) was the day when Napoleon Bonaparte, until then an obscure general, w...

Pelham, Henry

(Encyclopedia)Pelham, Henry pĕlˈəm [key], 1696–1754, British statesman; brother of Thomas Pelham-Holles, duke of Newcastle. He entered Parliament in 1717 and served Sir Robert Walpole as secretary for war (172...

Diwali

(Encyclopedia)Diwali, the festival of lights, celebrated by Hindus, Jains, and Sikhs; one of the most popular holidays in South Asia. Extending over five days, it marks the beginning of the new year in the Vikrama ...

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...

Eudoxus of Cnidus

(Encyclopedia)Eudoxus of Cnidus yo͞odŏkˈsəs, nīˈdəs [key], 408?–355? b.c., Greek astronomer, mathematician, and physician. From the accounts of various ancient writers, he appears to have studied with Plat...

Harunobu

(Encyclopedia)Harunobu (Suzuki Harunobu) so͞ozo͞oˈkē häro͞oˈnōˈbo͞o [key], 1724–70, Japanese color-print artist of the ukiyo-e school. He was the first to use a wide range of colors effectively in print...

Palm Sunday

(Encyclopedia)Palm Sunday, in the Christian calendar, the Sunday before Easter, sixth and last Sunday in Lent, and the first day of Holy Week. It recalls the entry of Jesus into Jerusalem riding upon an ass, when h...

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...

Brumaire

(Encyclopedia)Brumaire brümârˈ [key], second month of the French Revolutionary calendar. The coup of 18 (actually 18–19) Brumaire (Nov. 9–10, 1799), engineered chiefly by Sieyès, overthrew the Directory and...