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Peter II, czar of Russia
(Encyclopedia)Peter II, 1715–30, czar of Russia (1727–30). A grandson of Peter I and the son of the czarevich Alexis, he succeeded on the death of Catherine I. He was too young to rule, but he willingly lent hi...prophylaxis
(Encyclopedia)prophylaxis prōˌfĭlăkˈsĭs [key], measures designed to prevent the occurrence of disease or its dissemination. Some examples of prophylaxis are immunization against serious diseases such as small...rash
(Encyclopedia)rash, nonspecific term for an eruption of the skin. It may result from skin allergy, skin irritation, or skin disease, or it may be a symptom of a systemic disease like measles, smallpox, or scarlet f...vaccination
(Encyclopedia)vaccination, means of producing immunity against pathogens, such as viruses and bacteria, by the introduction of an killed or weakened microorganism, a harmless piece of a microorganism, or the like t...Sydenham, Thomas
(Encyclopedia)Sydenham, Thomas, 1624–89, English physician, called “the English Hippocrates.” He studied at Oxford and Montpellier, and practiced in London. His conceptions of the causes and treatments of epi...Mandan, indigenous people of North America
(Encyclopedia)Mandan mănˈdăn, –dən [key], indigenous people of North America whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). The Mandan were a...Noguchi, Hideyo
(Encyclopedia)Noguchi, Hideyo hēdāˈyō nōgo͞oˈchē [key], 1876–1928, Japanese bacteriologist, grad. Tokyo Medical College, 1897. He came to the United States c.1900 to work with Simon Flexner at the Univ. o...William II, prince of Orange
(Encyclopedia)William II, 1626–50, prince of Orange, stadtholder of the United Provinces of the Netherlands (1647–50), son and successor of Frederick Henry. He married (1641) Mary, eldest daughter of Charles I ...Montagu, Lady Mary Wortley
(Encyclopedia)Montagu, Lady Mary Wortley, 1689–1762, English author, noted primarily for her highly descriptive letters. She was the daughter of the first duke of Kingston. In 1712 she married Edward Wortley Mont...Chipewyan
(Encyclopedia)Chipewyan chĭpˌəwīˈən [key], Native North Americans of the Athabascan branch of the Nadene linguistic stock (see also Native American languages). Formerly the largest of the Athabascan groups, s...Browse by Subject
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