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AZT

(Encyclopedia)AZT or zidovudine zīdōˈvyo͞odēnˌ [key], drug used to treat patients infected with the human immunodeficiency virus (HIV), which causes AIDS; also called azidothymidine. Originally developed in 1...

humor

(Encyclopedia)humor, according to ancient theory, any of four bodily fluids that determined human health and temperament. Hippocrates postulated that an imbalance among the humors (blood, phlegm, yellow bile, and b...

gross national product

(Encyclopedia)gross national product (GNP), in economics, a quantitative measure of a nation's total economic activity, generally assessed yearly or quarterly. In estimating the GNP, only the final value of a produ...

obstetrics

(Encyclopedia)obstetrics ŏbstĕˈtrĭks [key], branch of medicine concerned with the treatment of women during pregnancy, labor, childbirth (see birth), and the time after childbirth. Obstetricians work to ensure ...

Marquette, Jacques

(Encyclopedia)Marquette, Jacques zhäk märkĕtˈ [key], 1637–75, French missionary and explorer in North America, a Jesuit priest. He was sent to New France in 1666 and studied Native American languages under a ...

Sachs, Jeffrey David

(Encyclopedia)Sachs, Jeffrey David săks [key], 1954–, American economist, b. Detroit; grad. Harvard (B.A. 1976, M.A. 1978, Ph.D. 1980). He joined the Harvard faculty in 1980, and became a full professor three ye...

nursing

(Encyclopedia)nursing, science of providing continuous care for sick or infirm people. While nursing as an occupation has always existed, it is only in fairly recent years that it has developed as a specialized pro...

Coypel

(Encyclopedia)Coypel kwäpĕlˈ [key], family of French painters. Noël Coypel, 1628–1707, director of the Académie de France à Rome and later of the Académie royale de péinture et de sculpture in Paris, was ...

Hooch, Pieter de

(Encyclopedia)Hooch or Hoogh, Pieter de both: pēˈtər də hōkh [key], b. c.1629, d. after 1677, Dutch genre painter. He worked in Delft, Leiden, and Amsterdam, painting intimate interiors that may have been infl...

Hess, Victor Francis

(Encyclopedia)Hess, Victor Francis, 1883–1964, American physicist, b. Austria, Ph.D. Univ. of Graz, 1906. After teaching at the universities of Graz and Innsbruck, he came to the United States in 1938 and was lat...