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strong interactions

(Encyclopedia)strong interactions, actions between elementary particles mediated, or carried, by gluons. They are responsible for the binding of protons and neutrons in the nucleus and interactions between quarks. ...

Corinthian order

(Encyclopedia)Corinthian order, most ornate of the classic orders of architecture. It was also the latest, not arriving at full development until the middle of the 4th cent. b.c. The oldest known example, however, ...

Ionic order

(Encyclopedia)Ionic order īŏnˈĭk [key], one of the early orders of architecture. The spreading scroll-shaped capital is the distinctive feature of the Ionic order; it was primarily a product of Asia Minor, wher...

knight

(Encyclopedia)knight, in ancient and medieval history, a noble who did military service as a mounted warrior. As the feudal system disintegrated, knight service was with growing frequency commuted into cash pay...

lignum vitae

(Encyclopedia)lignum vitae lĭgˈnəm vīˈtē [key] [Lat.,=wood of life], tropical American evergreen tree of the genus Guaiacum. The hard, dense, and extremely durable wood, obtained chiefly from G. officinale an...

López Arellano, Oswaldo

(Encyclopedia)López Arellano, Oswaldo ōsväˈdō lōˈpās ärāyäˈnō [key], 1921–2010, president of Honduras (1963–71, 1972–75). An army colonel, he led the violent coup that ousted (Oct., 1963) Preside...

Medici, Lorenzino de'

(Encyclopedia)Medici, Lorenzino de' dā mĕˈdĭchē, Ital. māˈdēchē [key], 1515–47, member of the cadet branch of the Medici family. A boon companion of Alessandro de' Medici, he secretly plotted the duke's...

Merry del Val, Rafael

(Encyclopedia)Merry del Val, Rafael räfäĕlˈ māˈrē dĕl väl [key], 1865–1930, Spanish prelate, cardinal of the Roman Catholic Church, b. London. He was educated for the priesthood and ordained at Rome (188...

Monmouth, battle of

(Encyclopedia)Monmouth, battle of, in the American Revolution, fought June 28, 1778, near the village of Monmouth Courthouse (now Freehold, N.J.). Gen. George Washington chose this location to attack the British tr...

Augustinians

(Encyclopedia)Augustinians, religious order in the Roman Catholic Church. The name derives from the Rule of St. Augustine (5th cent.?), which established rules for monastic observance and common religious life. The...