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infarction

(Encyclopedia) infarction, blockage of blood circulation to a localized area or organ of the body resulting in tissue death. Infarctions commonly occur in the spleen, kidney, lungs, brain, and heart…

Lollardry

(Encyclopedia) LollardryLollardrylŏlˈy&oobreve;rdrē [key] or Lollardy, medieval English movement for ecclesiastical reform, led by John Wyclif, whose “poor priests” spread his ideas about the…

oratorio

(Encyclopedia) oratoriooratorioôrətôrˈēō [key], musical composition employing chorus, orchestra, and soloists and usually, but not necessarily, a setting of a sacred libretto without stage action or…

Nanjing

(Encyclopedia) NanjingNanjingnänˈjĭngˈ [key] or NankingNankingnănˈkĭngˈ [key] [southern capital], city (1994 est. pop. 2,224,200), capital of Jiangsu prov., E central China, in a bend of the Chang (…

manuscript

(Encyclopedia) manuscript, a handwritten work as distinguished from printing. The oldest manuscripts, those found in Egyptian tombs, were written on papyrus; the earliest dates from c.3500 b.c.…

parasite

(Encyclopedia) parasite, plant or animal that at some stage of its existence obtains its nourishment from another living organism called the host. Parasites may or may not harm the host, but they…

death

(Encyclopedia) death, cessation of all life (metabolic) processes. Death may involve the organism as a whole (somatic death) or may be confined to cells and tissues within the organism. Causes of…

Gallic Wars

(Encyclopedia) Gallic WarsGallic Warsgălˈĭk [key], campaigns in Gaul led by Julius Caesar in his two terms as proconsul of Cisalpine Gaul, Transalpine Gaul, and Illyricum (58 b.c.–51 b.c.). Caesar's…

Hartford Convention

(Encyclopedia) Hartford Convention, Dec. 15, 1814–Jan. 4, 1815, meeting to consider the problems of New England in the War of 1812; held at Hartford, Conn. Prior to the war, New England Federalists (…

tunicate

(Encyclopedia) tunicatetunicatet&oomacr;ˈnəkĭt [key], marine animal of the phylum Chordata, which also includes the vertebrates. The adult form of most tunicates (also called urochordates) shows…