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hypertension
(Encyclopedia)hypertension or high blood pressure, elevated blood pressure resulting from an increase in the amount of blood pumped by the heart or from increased resistance to the flow of blood through the small a...Tavener, Sir John Kenneth
(Encyclopedia)Tavener, Sir John Kenneth tăvˈənər, –nə [key], 1944–2013, English composer, b. London; studied Royal Academy of Music. Tavener, whose work shows a consistent but evolving tonal or modal style...mammal
(Encyclopedia)mammal, an animal of the highest class of vertebrates, the Mammalia. The female has mammary glands, which secrete milk for the nourishment of the young after birth. In the majority of mammals the body...herbicide
(Encyclopedia)herbicide hrˈbəsīdˌ [key], chemical compound that kills plants or inhibits their normal growth. A herbicide in a particular formulation and application can be described as selective or nonselectiv...Bolaño, Roberto
(Encyclopedia)Bolaño, Roberto bōlänˈyō [key], 1953–2003, Chilean novelist widely regarded as the most influential Spanish-language writer of his generation. He led a peripatetic life, and his fictional prota...adaptation
(Encyclopedia)adaptation, in biology, has several meanings. It can mean the adjustment of living matter to environmental conditions and to other living things either in an organism's lifetime (physiological adaptat...Mailer, Norman
(Encyclopedia)Mailer, Norman (Norman Kingsley Mailer), 1923–2007, American writer, b. Long Branch, N.J., grad. Harvard, 1943. He grew up in Brooklyn, N.Y., served in the army during World War II, and at the age o...antique collecting
(Encyclopedia)antique collecting, the assembling of items of aesthetic, historical, and often monetary value from earlier eras. The term antique initially referred only to the preclassical and classical cultures of...fish, in zoology
(Encyclopedia)CE5 Anatomy of a ray-finned fish fish, limbless aquatic vertebrate animal with fins and internal gills. Traditionally the living fish have been divided into three class: the primitive jawless fish...ivory
(Encyclopedia)ivory, type of dentin present only in the tusks of the elephant. Ivory historically has been obtained mainly from Africa, where elephant tusks are larger than they are in Asia, the second major source...Browse by Subject
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