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snorkel
(Encyclopedia)snorkel, tube through which a submarine or diver can draw air while underwater. When in use, the top of the snorkel tube extends above the water surface into the air. The first snorkels were probably ...candidiasis
(Encyclopedia)candidiasis kănˌdĭdīˈəsĭs [key], infection caused by fungi of the genus Candida; also called moniliasis after a former name of the genus. The most common forms of candidiasis, caused by C. albi...Alexander III, czar of Russia
(Encyclopedia)Alexander III, 1845–94, czar of Russia (1881–94), son and successor of Alexander II. Factors that contributed to Alexander's reactionary policies included his father's assassination, his limited i...angina pectoris
(Encyclopedia)angina pectoris ănjīˈnə pĕkˈtərĭs [key], condition characterized by chest pain that occurs when the muscles of the heart receive an insufficient supply of oxygen. This results when the arterie...Redmond, John Edward
(Encyclopedia)Redmond, John Edward, 1856–1918, Irish nationalist leader. He was elected to Parliament as a Home Rule member in 1881 at the height of the obstructionist program of Charles Parnell. When the Irish n...SARS
(Encyclopedia)SARS or severe acute respiratory syndrome, communicable viral disease that can progress to a potentially fatal pneumonia. The first symptoms of SARS are usually a high fever, headache and body aches, ...psychosomatic medicine
(Encyclopedia)psychosomatic medicine sīˌkōsōmătˈĭk [key], study and treatment of those emotional disturbances that are manifested as physical disorders. The term psychosomatic emphasizes essential unity of t...Rift Valley fever
(Encyclopedia)Rift Valley fever, acute viral disease that affects domestic livestock and can be transmitted to humans. The disease is most common in E and S Africa, but also occurs widely in sub-Saharan Africa and ...post-traumatic stress disorder
(Encyclopedia)post-traumatic stress disorder (PTSD), mental disorder that follows an occurrence of extreme psychological stress, such as that encountered in war or resulting from violence, childhood abuse, sexual a...Escherichia coli
(Encyclopedia)Escherichia coli ĕshˌərĭkˈēə kōˈlī [key], common bacterium that normally inhabits the intestinal tracts of humans and animals, but can cause infection in other parts of the body, especially ...Browse by Subject
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