Columbia Encyclopedia
Search results
500 results found
Houghton, Michael
(Encyclopedia)Houghton, Michael, 1949–, Canadian biochemist, Ph.D. King's College, London, 1977. He joined G.D. Searle & Co. in 1977, then became (1982) a researcher at the Chiron Corp. In 2007 Houghton was a...Mahajanga
(Encyclopedia)Mahajanga mäjo͞ongˈgä [key], city (1993 pop. 100,807), NW Madagascar, on the Mozambique Channel. Despite its shallow harbor, Mahajanga is one of the nation's chief ports. The Betsiboka River valle...Atchison
(Encyclopedia)Atchison, city (2020 pop. 10,348), seat of Atchison co., NE Kans., on the Missouri River; inc. 1881. It is a trade and industrial center in a rich grain producing area. Atchison was founde...Chao Phraya
(Encyclopedia)Chao Phraya both: mănämˈ [key], chief river of Thailand, c.140 mi (230 km) long, formed by the confluence of the Ping (c.300 mi/480 km long) and the Nan (c.500 mi/800 km) rivers at Nakhon Sawan, W ...gibberellins
(Encyclopedia)gibberellins jĭbˌərĕlˈĭnz [key], a group of growth-regulating substances of plants, having complex chemical structure, of which the best known, gibberellic acid, is noted for its promotion of st...agronomy
(Encyclopedia)agronomy əgrŏnˈəmē [key], branch of agriculture dealing with various physical and biological factors—including soil management, tillage, crop rotation, breeding, weed control, and climate—rel...Abbeville, city, United States
(Encyclopedia)Abbeville ăˈbēvĭl [key], city (2020 pop. 11,760), seat of Vermilion parish, S La., on the Vermilion River, with access to the Intracoastal Waterway; inc. 1850. It is a...Turan
(Encyclopedia)Turan to͞oränˈ [key], desert lowland, shared by Kazakhstan, Uzbekistan, and Turkmenistan, S and E of the Aral Sea. The Amu Darya and Syr Darya rivers divide it into the Kara Kum desert in the south...Surakarta
(Encyclopedia)Surakarta or Soerakarta both: so͞oräkärˈta [key], city (1990 pop. 503,827), on central Java, Indonesia, on the Solo River. Connected by rail with Surabaya and Jakarta, it is a trade center for an ...Smalley, Richard Errett
(Encyclopedia)Smalley, Richard Errett, 1943–2005, American chemist, b. Akron, Ohio, Ph.D. Princeton, 1973. He was a professor at Rice Univ. in Houston, Tex., from 1976 until his death in 2005. Smalley shared the ...Browse by Subject
- Earth and the Environment +-
- History +-
- Literature and the Arts +-
- Medicine +-
- People +-
- Philosophy and Religion +-
-
Places
+-
- Africa
- Asia
- Australia and Oceania
- Britain, Ireland, France, and the Low Countries
- Commonwealth of Independent States and the Baltic Nations
- Germany, Scandinavia, and Central Europe
- Latin America and the Caribbean
- Oceans, Continents, and Polar Regions
- Spain, Portugal, Italy, Greece, and the Balkans
- United States, Canada, and Greenland
- Plants and Animals +-
- Science and Technology +-
- Social Sciences and the Law +-
- Sports and Everyday Life +-
