Columbia Encyclopedia

Search results

500 results found

Tolstoy, Aleksey Nikolayevich

(Encyclopedia)Tolstoy, Aleksey Nikolayevich təlstoiˈ [key], 1883–1945, Russian writer. He was distantly related to Leo Tolstoy. Of aristocratic origin, he opposed the Bolsheviks in 1917 and emigrated to Wester...

Rosbash, Michael Morris

(Encyclopedia)Rosbash, Michael Morris, 1944–, American geneticist, b. Kansas City, Mo., Ph.D. Massachusetts Institute of Technology 1970. Rosbash has been a professor at Brandeis Univ. since 1974, and he is also ...

Chulalongkorn

(Encyclopedia)Chulalongkorn räˈmä [key], 1853–1910, king of Siam (1868–1910). Educated in part by a British governess, Anna Leonowens, and an English tutor, he greatly advanced the Westernization of Siam (pr...

Chun Doo-hwan

(Encyclopedia)Chun Doo Hwan jûn dō hwän [key], 1931–2021, Korean military leader, president of South Korea ...

umlaut

(Encyclopedia)umlaut o͝omˈlout [key] [Ger.,=transformed sound], in inflection, variation of vowels of the type of English man to men. In this instance it is the end product of the effect of a y (long since disapp...

Urban VIII

(Encyclopedia)Urban VIII, 1568–1644, pope (1623–44), a Florentine named Maffeo Barberini; successor of Gregory XV. Throughout his pontificate the Thirty Years War raged in Germany. For various political reasons...

pulse, in anatomy

(Encyclopedia)pulse, alternate expansion and contraction of artery walls as heart action varies blood volume within the arteries. Artery walls are elastic. Hence they become distended by increased blood volume duri...

O'Neill, Paul Henry

(Encyclopedia)O'Neill, Paul Henry, 1935–2020, American business executive and government official, b. St. Louis, Mo., grad. Fresno State College (B.A.) and Indiana Univ. (M.P.A.). A Republican, O'Neill began his ...

Hobbema, Meindert

(Encyclopedia)Hobbema, Meindert mīnˈdərt hôbˈəmä [key], 1638–1709, Dutch landscape painter. In landscape art Hobbema was second only to his contemporary Jacob van Ruisdael, with whom he may have studied. M...

anticoagulant

(Encyclopedia)anticoagulant ănˌtēkōăgˈyələnt [key], any of several substances that inhibit blood clot formation (see blood clotting). Some anticoagulants, such as the coumarin derivatives bishydroxycoumarin...