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Hill, Archibald Vivian

(Encyclopedia)Hill, Archibald Vivian, 1886–1977, British physiologist, B.A. Cambridge, 1909. Hill was a professor at Manchester Univ. (1920–23) and University College, London (1923–25) before becoming a resea...

Houdin, Jean Eugène Robert

(Encyclopedia)Houdin, Jean Eugène Robert or Jean Eugène Robert-Houdin zhäN özhĕnˈ rōbĕrˈ o͞odăNˈ [key], 1805–71, French conjurer and magician. Originally a clockmaker, he was celebrated for his optica...

Hobson, John Atkinson

(Encyclopedia)Hobson, John Atkinson, 1858–1940, English economist and journalist. He achieved wide popularity as a lecturer and writer. Criticizing classical economics, which centered on man's mechanical response...

Borelli, Giovanni Alfonso

(Encyclopedia)Borelli, Giovanni Alfonso jōvänˈnē älfônˈsō bôrĕlˈlē [key], 1608–79, Italian physiologist, physicist, astronomer, and mathematician; son of a Spanish infantryman. His wide interests led ...

Campbell, Donald Malcolm

(Encyclopedia)Campbell, Donald Malcolm, 1921–67, British automobile and boat racer. The son of Sir Malcolm Campbell, from whom he inherited his passion for assaulting speed records and his mechanical inclinations...

Grantham

(Encyclopedia)Grantham grănˈtəm, –thəm [key], town, in the Parts of Kesteven, Lincolnshire, E central England, on ...

compressed air

(Encyclopedia)compressed air, air whose volume has been decreased by the application of pressure. Air is compressed by various devices, including the simple hand pump and the reciprocating, rotary, centrifugal, and...

McLuhan, Marshall

(Encyclopedia)McLuhan, Marshall (Herbert Marshall McLuhan), 1911–80, Canadian communications theorist and educator, b. Edmonton, Alta. He taught at the Univ. of Toronto (1946–80) and at other institutions of hi...

Aepinus, Franz Ulrich Theodosius

(Encyclopedia)Aepinus, Franz Ulrich Theodosius fränts o͝olˈrĭkh tāˌōdōˈzēo͝os âpēˈno͝os [key], 1724–1802, German physicist. He studied at Jena and Rostock and taught mathematics at Rostock from 174...

massage

(Encyclopedia)massage məsäzhˈ [key], treatment of superficial parts of the body by systematic rubbing, stroking, kneading, or slapping. Massages can be administered manually or with mechanical devices. They are ...