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Henry III, king of France

(Encyclopedia)Henry III, 1551–89, king of France (1574–89); son of King Henry II and Catherine de' Medici. He succeeded his brother, Charles IX. As a leader of the royal army in the Wars of Religion (see Religi...

Brongniart, Adolphe Théodore

(Encyclopedia)Brongniart, Adolphe Théodore ädôlfˈ tāōdôrˈ brôNyärˈ [key], 1801–76, French botanist; son of Alexandre Brongniart. He was a pioneer in the study of plant morphology and physiology and was...

Philip II, king of Macedon

(Encyclopedia)Philip II, 382–336 b.c., king of Macedon (359–336 b.c.), son of Amyntas II. While a hostage in Thebes (367–364), he gained much knowledge of Greece and its people. He was appointed regent for Am...

Rhyniophyta

(Encyclopedia)Rhyniophyta rīˌnēŏfˈətə [key], division of plants known only from fossils, of which the genus Rhynia was perhaps the most important. These plants date from the Silurian and Devonian age. Relati...

anticoagulant

(Encyclopedia)anticoagulant ănˌtēkōăgˈyələnt [key], any of several substances that inhibit blood clot formation (see blood clotting). Some anticoagulants, such as the coumarin derivatives bishydroxycoumarin...

George V, king of Great Britain and Ireland

(Encyclopedia)George V (George Frederick Ernest Albert), 1865–1936, king of Great Britain and Ireland (1910–36), second son and successor of Edward VII. At the age of 12 he commenced a naval career, but this en...

John Day

(Encyclopedia)John Day, river, 281 mi (452 km) long, rising in several branches in the Strawberry Mts., NE Oreg., and flowing W, then N to the Columbia River. Unnavigable, the river is used to irrigate vegetable fa...

Saint Austell

(Encyclopedia)Saint Austell sŭnt ôˈstəl; [key], town (1991 pop. 36,639), Cornwall, SW England, at the mouth of the Fowey River on St. Austell Bay. China clay (discovered there c.1755) is produced and exported, ...

Versailles, Treaty of

(Encyclopedia)Versailles, Treaty of, any of several treaties signed in the palace of Versailles, France. For the Treaty of Versailles of 1783, which ended the American Revolution, see Paris, Treaty of, 1783. The...

Pleistocene epoch

(Encyclopedia)Pleistocene epoch plīˈstəsēn [key], 6th epoch of the Cenozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table). According to a classification that considered its depos...