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Millais, Sir John Everett

(Encyclopedia)Millais, Sir John Everett mĭlāˈ [key], 1829–96, English painter. A prodigy, he began studying at the Royal Academy at the age of 11. In 1848, together with William Holman Hunt and Dante Gabriel R...

norovirus

(Encyclopedia)norovirus or Norwalk virus, highly contagious viral disease caused by infection with an RNA virus of the genus Norovirus. The virus causes acute gastroenteritis, usually one to two days after infectio...

Baade, Walter

(Encyclopedia)Baade, Walter välˈtər bäˈdə [key], 1893–1960, German-born American astronomer. From 1919 to 1931 he was on the staff of the Hamburg observatory; from 1931 to 1958, at the Mt. Wilson observator...

Ostade, Adriaen van

(Encyclopedia)Ostade, Adriaen van äˈdrēän vän ôˈstädə [key], 1610–85, Dutch genre painter, b. Haarlem. Trained in the studio of Frans Hals, he was strongly influenced by his fellow student Adriaen Brouwe...

mahogany

(Encyclopedia)mahogany, common name for the Meliaceae, a widely distributed family of chiefly tropical shrubs and trees, often having scented wood. The valuable hardwood called mahogany is obtained from many member...

kinship

(Encyclopedia)kinship, relationship by blood (consanguinity) or marriage (affinity) between persons; also, in anthropology and sociology, a system of rules, based on such relationships, governing descent, inheritan...

Préval, René Garcia

(Encyclopedia)Préval, René Garcia rənāˈ gärsēäˈ prāvälˈ [key] 1943–2017, Haitian political leader, president (1996–2001; 2006–11) of Haiti. Préval's family went into exile (1963) during the Duval...

Adams, Will

(Encyclopedia)Adams, Will (William Adams), 1564?–1620, first Englishman to visit Japan. As pilot of a Dutch ship searching for gold and trade, he reached Japan in 1600. At first imprisoned and sentenced to death,...

safety lamp

(Encyclopedia)safety lamp, oil lamp designed for safe use in mines and other places where flammable gases such as firedamp (see damp) may be present. Its invention (c.1816) is usually attributed to Sir Humphry Davy...

thallium

(Encyclopedia)thallium thălˈēəm [key], metallic chemical element; symbol Tl; at. no. 81; interval in which at. wt. ranges 204.382–204.385; m.p. 303.5℃; b.p. about 1,457℃; sp. gr. 11.85 at 20℃; valence +...