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Young Men's Christian Association

(Encyclopedia)Young Men's Christian Association, (the Y or YMCA), organization having as its objective the development of values and behaviors that are consistent with Christian principles. Despite its name, member...

center of mass

(Encyclopedia)center of mass, the point at which all the mass of a body may be considered to be concentrated in analyzing its motion. The center of mass of a sphere of uniform density coincides with the center of t...

Kyushu

(Encyclopedia)Kyushu kyo͞oˈsho͞o [key], island (1990 pop. 13,064,955), c.13,760 sq mi (35,640 sq km), S Japan. It is the third largest, southernmost, and most densely populated of the major islands of Japan. It ...

atrium

(Encyclopedia)atrium āˈtrēəm [key], term for an interior court in Roman domestic architecture and also for a type of entrance court in early Christian churches. The Roman atrium was an unroofed or partially roo...

meninges

(Encyclopedia)CE5 Meninges: Section of spine showing meningeal layers meninges mĭnĭnˈjēz [key], three membranous layers of connective tissue that envelop the brain and spinal cord (see nervous system). The ...

Aravena, Alejandro

(Encyclopedia)Aravena, Alejandro 1967–, Chilean architect, b. Santiago, grad. Pontifical Catholic Univ. of Chile, Santiago (1992). Inspired by public service as much as by aesthetic concerns, he has focused on in...

Kertész, André

(Encyclopedia)Kertész, André kĕrtĕshˈ [key], 1894–1985, American photographer, b. Budapest. His black-and-white modernist photographs often capture small, lyrical, and emotionally resonant moments while also...

go

(Encyclopedia)go or i-go, a board game popular in Japan that probably originated in China or India as long ago as the third millennium b.c. The board is marked by a grid of 19 horizontal and 19 vertical lines to fo...

Gibson, William

(Encyclopedia)Gibson, William, 1948–, Canadian science fiction writer, b. Conway, S.C., moved to Canada in the 1960s. He first published short stories in sci-fi magazines; many are collected in Burning Chrome (19...

Douhet, Giulio

(Encyclopedia)Douhet, Giulio jo͞oˈlyō do͞oāˈ [key], 1869–1930, Italian military officer and early advocate of airpower. He was an early supporter of strategic bombing and the military superiority of air for...