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transmutation of elements
(Encyclopedia)transmutation of elements, conversion of one chemical element into another. The expression has both historical and contemporary significance. The transmutation of certain metals into gold by means of ...Mesha
(Encyclopedia)Mesha mēˈshə [key], in the Bible. 1 King of Moab contemporary with Ahab. Ahab was his overlord, after whose death Mesha attempted a revolt against Israel. The account of this is inscribed on the Mo...apatite
(Encyclopedia)apatite ăpˈətīt [key], mineral, a phosphate of calcium containing chlorine or fluorine, or both, that is transparent to opaque in shades of green, brown, yellow, white, red, and purple. Apatite is...Elche
(Encyclopedia)Elche ĕlˈchā [key], Valencian Elx, city, Alicante prov., SE Spain, in Valencia. It is surr...Hadrian's Wall
(Encyclopedia)Hadrian's Wall, ancient Roman wall, 73.5 mi (118.3 km) long, across the narrow part of the island of Great Britain from Wallsend on the Tyne River to Bowness at the head of Solway Firth. It was mainly...Janesville
(Encyclopedia)Janesville, city (1990 pop. 52,133), seat of Rock co., S central Wis., on the Rock River; inc. 1853. It is an industrial and commercial center in a grain, dairy farm, and tobacco area. Manufactures in...ruby
(Encyclopedia)ruby, precious stone, the transparent red variety of corundum, found chiefly in Myanmar, Thailand, and Sri Lanka and classified among the most valuable of gems. The Myanmarese stones are blood red, th...Elizabethton
(Encyclopedia)Elizabethton, city (2020 pop. 14,546), seat of Carter co., NE Tenn., on the Watauga River; inc. 1799. It is an industrial center where rayon, clothing, ...Fairchild, David Grandison
(Encyclopedia)Fairchild, David Grandison, 1869–1954, American botanist and agricultural explorer, b. East Lansing, Mich. He entered the service of the U.S. Dept. of Agriculture, where he organized (1895) and late...cryolite
(Encyclopedia)cryolite or kryolite both: krīˈəlītˌ [key] [Gr.,=frost stone], mineral usually pure white or colorless but sometimes tinted in shades of pink, brown, or even black and having a luster like that o...Browse by Subject
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