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Compton Gamma-Ray Observatory

(Encyclopedia)Compton Gamma-Ray Observatory: see gamma-ray astronomy. ...

Robinson, Arthur Napoleon Raymond

(Encyclopedia)Robinson, Arthur Napoleon Raymond, 1926–2014, Trinidadian political leader, b. Tobago. A barrister before being elected (1961) to parliament, he was a founding member of the People's National Moveme...

Robinson, Sir John Beverley

(Encyclopedia)Robinson, Sir John Beverley, 1791–1863, Canadian jurist, b. Lower Canada (Quebec). After holding many important offices, he entered upon his long career (1829–62) as chief justice of Upper Canada;...

Dundee, Angelo

(Encyclopedia)Dundee, Angelo, 1921–2012, American boxing trainer, most famous for his work with Muhammad Ali, b. Philadelphia as Angelo Mirena, Jr. After serving in World War II he moved to New York City, where h...

spinal puncture

(Encyclopedia)spinal puncture, surgical penetration of the spinal canal by a hollow needle introduced between two of the lumbar vertebrae. The arrangement permits injection of antibiotics or anesthetics (see anesth...

polarization of light

(Encyclopedia)polarization of light, orientation of the vibration pattern of light waves in a singular plane. Unpolarized light can be converted into a single polarized beam by means of the Nicol prism, a device ...

Goderich, Frederick John Robinson, Viscount

(Encyclopedia)Goderich, Frederick John Robinson, Viscount: see Ripon, Frederick John Robinson, 1st earl of. ...

Juan Fernández

(Encyclopedia)Juan Fernández hwän fārnänˈdās [key], group of small islands, S Pacific, c.400 mi (640 km) W of Valparaiso, Chile. They belong to Chile and are constitutionally a special territory; they are adm...

manta

(Encyclopedia)manta: see ray.