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sinus

(Encyclopedia)CE5 Sinuses of the face sinus, cavity or hollow space in the body, usually filled with air or blood. In humans the paranasal sinuses, mucus-lined cavities in the bones of the face, are connected b...

White, Robert Michael

(Encyclopedia)White, Robert Michael, 1924–2010, American aviator, b. New York City. A fighter pilot during World War II, he was shot down over Germany and held in a prisoner-of-war camp (Feb.–Apr, 1945); he was...

gravitation

(Encyclopedia)gravitation, the attractive force existing between any two particles of matter. The term gravitygravity is commonly used synonymously with gravitation, but in correct usage a definite distinction is...

French Guiana

(Encyclopedia)CE5 French Guiana gēănˈə, –änˈ– [key], Fr. La Guyane française, officially Department of Guiana, French overseas department (2015 est. pop. 269,000), 35,135 sq mi (91,000 sq km), NE Sout...

Anderson, Clinton Presba

(Encyclopedia)Anderson, Clinton Presba, 1895–1975, U.S. government official and senator, b. Centerville, S.Dak. He had a newspaper and insurance background before he served New Mexico as treasurer (1933–34) and...

Kalam, A. P. J. Abdul

(Encyclopedia)Kalam, A. P. J. Abdul (Avul Pakir Jainulabdeen Abdul Kalam), 1921–2015, Indian scientist and political leader, studied St. Joseph's College, Tiruchirappalli (grad. 1954), Madras Institute of Technol...

Courrèges, André

(Encyclopedia)Courrèges, André äNdrāˈ ko͞or-rĕzhˈ [key], 1923–2016, French fashion designer whose designs were especially popular and influential during the 1960s. He worked for the couturier Cristóbal B...

crypt

(Encyclopedia)crypt krĭpt [key] [Gr.,=hidden], vault or chamber beneath the main level of a church, used as a meeting place or burial place. It undoubtedly developed from the catacombs used by early Christians as ...

Chirico, Giorgio de

(Encyclopedia)Chirico, Giorgio de jōrˈjō dā kēˈrēkō [key], 1888–1978, Italian painter, b. Vólos, Greece. Chirico developed his enigmatic vision in Munich and Italy and from 1911 to 1915 he worked and exh...

proper motion

(Encyclopedia)proper motion, in astronomy, apparent movement of a star on the celestial sphere, usually measured as seconds of arc per year; it is due both to the actual relative motions of the sun and the star thr...