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Windsor, Wallis Warfield, duchess of

(Encyclopedia)Windsor, Wallis Warfield, duchess of wĭnˈzər [key],1896–1986, American-born wife of Edward, duke of Windsor, who, as Edward VIII, abdicated the British throne in order to marry her. In 1916 she ...

Cabot, John

(Encyclopedia)Cabot, John, fl. 1461–98, English explorer, probably b. Genoa, Italy. He became a citizen of Venice in 1476 and engaged in the Eastern trade of that city. This experience, it is assumed, was the sti...

reaper

(Encyclopedia)reaper, early farm machine drawn by draft animals or tractor and used to harvest grain. Its historical predecessors were the sickle and the cradle scythe, which are still used in some parts of the wor...

varnish

(Encyclopedia)varnish, homogeneous solution of gum or of natural or synthetic resins in oil (oil varnish) or in a volatile solvent (spirit varnish), which dries on exposure to air, forming a thin, hard, usually glo...

Townes, Charles Hard

(Encyclopedia)Townes, Charles Hard, 1915–2015, American physicist and educator, b. Greenville, S.C. He was educated at Furman Univ., Duke, and the California Institute of Technology (Ph.D., 1939), was on the tech...

Rothamsted

(Encyclopedia)Rothamsted rŏthˈəmstĭd [key], world's oldest and England's most important agricultural experiment station, now the main center of the Institute of Arable Crops Research (IACR). It was founded in 1...

echo sounder

(Encyclopedia)echo sounder, an older instrumentation system for indirectly determining ocean floor depth. Echo sounding is based on the principle that water is an excellent medium for the transmission of sound wave...

Cripps, Sir Stafford

(Encyclopedia)Cripps, Sir Stafford, 1889–1952, British statesman. A brilliant and successful patent and corporation lawyer, he joined the Labour party in 1929 and became solicitor general in 1930, being knighted ...

Gilbert, Sir Humphrey

(Encyclopedia)Gilbert, Sir Humphrey, 1537?–1583, English soldier, navigator, and explorer; half-brother of Sir Walter Raleigh. Knighted (1570) for his service in the campaigns in Ireland, he later (1572) served i...

Pinzón, Martín Alonso

(Encyclopedia)Pinzón, Martín Alonso märtēnˈ älōnˈsō pēnthōnˈ [key] d.1493, Spanish navigator. The commander of the Pinta on Columbus's first voyage to the New World in 1492, he was already an experience...