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Manson, Patrick
(Encyclopedia)Manson, Patrick, 1844–1922, English parasitologist. After receiving his medical degree (1866) from the university at Aberdeen, Scotland, Manson left for China where he was to spend 24 years, studyin...Chorotega
(Encyclopedia)Chorotega chōrōtāˈgä [key], aboriginal people and language group of Honduras, Nicaragua, and Costa Rica. Little is known of the Chorotega, primarily beause of the absence of extensive ruins. Cont...San Juan del Norte
(Encyclopedia)San Juan del Norte sän hwän dĕl nôrˈtā [key], small town, SE Nicaragua, on the Caribbean Sea. Small quantities of bananas and hardwoods are exported. Also called Greytown, it was occupied (1848)...Zelaya, José Santos
(Encyclopedia)Zelaya, José Santos hōsāˈ sänˈtōs sāläˈyä [key], 1853–1919, president of Nicaragua (1894–1909). Although a leader of the Liberal party, he kept power by playing the Liberal and Conserva...yellow fever
(Encyclopedia)yellow fever, acute infectious disease endemic in tropical Africa and many areas of South and Central America. Yellow fever is caused by a virus transmitted by the bite of the female Aedes aegypti mos...fly, in zoology
(Encyclopedia)fly, name commonly used for any of a variety of winged insects, but properly restricted to members of the order Diptera, the true flies, which includes the housefly, gnat, midge, mosquito, and tsetse ...Grassi, Giovanni Battista
(Encyclopedia)Grassi, Giovanni Battista jōvänˈnē bät-tēˈstä gräsˈsē [key], 1854–1925, Italian zoologist. He demonstrated (1898) that the Anopheles mosquito carries the plasmodium of malaria in its dige...chikungunya
(Encyclopedia)chikungunya chĭkən-go͞onˈyä [key], viral disease transmitted by the bite of an infected female Aedes mosquito. Symptoms appear after an incubation period of four to eight days and include sudden ...dengue fever
(Encyclopedia)dengue fever dĕngˈgē, –gā [key], acute infectious disease caused by four closely related viruses and transmitted by the bite of the female Aedes mosquito; it is also known as breakbone fever and...DEET
(Encyclopedia)DEET or N,N-diethyl-meta-toluamide, C12H17ON, nearly odorless, colorless to clear yellow oily liquid that boils at 111℃. DEET was developed by the U.S. Army in 1946 for use as an insect repellent an...Browse by Subject
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