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Chopin, Frédéric François
(Encyclopedia)Chopin, Frédéric François frādārēkˈ fräNswäˈ shôpăNˈ [key], 1810–49, composer for the piano, b. near Warsaw, of French and Polish parentage. His lyrical, often melancholy, compositions ...ulcer
(Encyclopedia)ulcer, open sore or circumscribed erosion, usually slow to heal, on the skin or mucous membranes. It may develop as a result of injury; because of a circulatory disturbance, e.g., in varicose veins or...Emerson, Ralph Waldo
(Encyclopedia)Emerson, Ralph Waldo ĕmˈərsən [key], 1803–82, American poet and essayist, b. Boston. Through his essays, poems, and lectures, the “Sage of Concord” established himself as a leading spokesman...disease
(Encyclopedia)disease, impairment of the normal state or functioning of the body as a whole or of any of its parts. Some diseases are acute, producing severe symptoms that terminate after a short time, e.g., pneumo...endocytosis
(Encyclopedia)endocytosis ĕnˌdōsītōˈsəs [key], in biology, process by which substances are taken into the cell. When the cell membrane comes into contact with a suitable food, a portion of the cell cytoplasm...group psychotherapy
(Encyclopedia)group psychotherapy, a means of changing behavior and emotional patterns, based on the premise that much of human behavior and feeling involves the individual's adaptation and response to other people...Edward VI
(Encyclopedia)Edward VI, 1537–53, king of England (1547–53), son of Henry VIII and Jane Seymour. Edward succeeded his father to the throne at the age of nine. Henry had made arrangements for a council of regent...Chekhov, Anton Pavlovich
(Encyclopedia)Chekhov, Anton Pavlovich chĕkˈôf, Rus. əntônˈ pävˈləvĭch chĕˈkhəv [key], 1860–1904, Russian short-story writer, dramatist, and physician, b. Taganrog. The son of a grocer and grandson o...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 never benefit it. T...drug resistance
(Encyclopedia)drug resistance, condition in which infecting bacteria can resist the destructive effects of drugs such as antibiotics and sulfa drugs. Drug resistance has become a serious public health problem, sinc...Browse by Subject
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