Columbia Encyclopedia

Search results

500 results found

Taney, Roger Brooke

(Encyclopedia)Taney, Roger Brooke tôˈnē [key], 1777–1864, American jurist, 5th chief justice of the United States (1836–64), b. Calvert co., Md., grad. Dickinson College, 1795. The Senate, incensed by Tan...

chain reaction

(Encyclopedia)CE5 Chain reaction: A neutron (n) strikes the uranium nucleus (U-235), causing it to split into fission products A and B and release two neutrons. These neutrons can in turn cause further fissions....

punctuation

(Encyclopedia)punctuation [Lat.,=point], the use of special signs in writing to clarify how words are used; the term also refers to the signs themselves. In every language, besides the sounds of the words that are ...

Duerk, Alene Bertha

(Encyclopedia)Duerk, Alene Bertha, 1920–2018, American rear admiral, b. Defiance, Ohio, grad. Toledo Hospital School of Nursing, 1941. Enlisting in the Navy Nurse Corps (1943), she was posted to naval hospitals i...

community chest

(Encyclopedia)community chest, cooperative organization of citizens and social welfare agencies in a city. Also known as a united fund, it has two purposes: to raise funds through an annual campaign for its member ...

Danbury

(Encyclopedia)Danbury dănˈbĕrˌē, –bərē [key], city (2020 pop. 86,518), Fairfield co., SW C...

D'Aquino, Iva Toguri

(Encyclopedia)D'Aquino, Iva Toguri, 1916–2006, American citizen of Japanese descent, best-known of some dozen women who, during World War II, made English propaganda broadcasts to American troops on Radio Tokyo; ...

herbarium

(Encyclopedia)herbarium, collection of dried and mounted plant specimens used in systematic botany. To preserve their form and color, plants collected in the field are spread flat in sheets of newsprint and dried, ...

health-care proxy

(Encyclopedia)health-care proxy, legal document in which a person assigns to another person, usually called an agent or proxy, the authority to make medical decisions in case of incapacitation. It is, in essence, a...

Murad, Ferid

(Encyclopedia)Murad, Ferid, 1936–, American pharmacologist, b. Whiting, Ind., M.D., Ph.D. Western Reserve Univ. (now Case Western Reserve Univ.), 1965. Murad taught at the Univ. of Virginia (1975–81), Stanford ...