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polymorphism

(Encyclopedia)polymorphism, of minerals, property of crystallizing in two or more distinct forms. Calcium carbonate is dimorphous (two forms), crystallizing as calcite or aragonite. Titanium dioxide is trimorphous;...

Yashin, Lev Ivanovich

(Encyclopedia)Yashin, Lev Ivanovich, 1929–90, Russian soccer player. A superb goalkeeper, perhaps the best in the history of the game, he was a Soviet sports hero. Yashin spent his playing career (1949–71) with...

Hofu

(Encyclopedia)Hofu hōˈfo͞o [key], city, Yamaguchi prefecture, SW Honshu, Japan, on the Suo Sea. It is a ...

germicide

(Encyclopedia)germicide jûrˈmĭsīd [key], chemical substance capable of killing many different types of microorganisms; also called disinfectant. ...

Rocky Hill

(Encyclopedia)Rocky Hill, town (1990 pop. 16,554), Hartford co., central Conn., a suburb of Hartford, on the Connecticut River; settled c.1650, inc. 1843. Chemical coatings and synthetic textiles are made there. Ro...

Shimada

(Encyclopedia)Shimada shĭmäˈdä [key], city (1990 pop. 73,810), Shizuoka prefecture, E central Honshu, Japan, on the Oi River. It is a distribution point for timber and rice and a center for woodworking, chemica...

Saint Helens

(Encyclopedia)Saint Helens, metropolitan borough (1991 pop. 114,397), NW England, in the Greater Liverpool metropolitan area. It is a major center of glass manufacture in England. The city also has iron and brass f...

Ulhasnagar

(Encyclopedia)Ulhasnagar o͞olˈhəsnəgər [key], city (1991 pop. 368,772), Maharashtra state, W central India. It is a residential and industrial suburb of Mumbai, with chemical and textile chemicals. It lies in ...

Prussian blue

(Encyclopedia)Prussian blue, pigment widely used for laundry bluing, in dyeing compounds, and in the manufacture of inks and paints. Several varieties are known, one of which consists of the chemical compound ferri...

Orekhovo-Zuyevo

(Encyclopedia)Orekhovo-Zuyevo əryĕˈkhəvə-zo͞oˈyĭvə [key], city (1989 pop. 137,000), W central European Russia, on the Klyazma River. There is a large textile industry (dating from the 18th cent.) and a maj...