Columbia Encyclopedia
Search results
500 results found
therapy group
(Encyclopedia)therapy group: see group psychotherapy. ...prosthetic group
(Encyclopedia)prosthetic group, non-amino acid portions of certain protein molecules. The key part of the prosthetic group may be either organic (such as a vitamin) or inorganic (such as a metal) and is usually req...Oxford Group
(Encyclopedia)Oxford Group: see Buchman, Frank Nathan Daniel. ...oxy group
(Encyclopedia)oxy group ŏkˈsē [key], in chemistry, functional group that consists of an oxygen atom joined by single bonds to two separate alkyl groups or aryl groups. It is the functional group of ethers. ...nitro group
(Encyclopedia)nitro group, in chemistry, functional group that consists of a nitrogen atom joined to two oxygen atoms. Compounds that contain a nitro group, e.g., picric acid and trinitrotoluene (TNT), are called n...carbonyl group
(Encyclopedia)carbonyl group kärˈbənĭl [key], in chemistry, functional group that consists of an oxygen atom joined by a double bond to a carbon atom. The carbon atom is joined to the remainder of the molecule ...carboxyl group
(Encyclopedia)carboxyl group kärbŏkˈsĭl [key], in chemistry, functional group that consists of a carbon atom joined to an oxygen atom by a double bond and to a hydroxyl group, OH, by a single bond. Carboxylic a...Bloomsbury group
(Encyclopedia)Bloomsbury group, name given to the literary group that made the Bloomsbury area of London the center of its activities from 1904 to World War II. It included Lytton Strachey, Virginia Woolf, Leonard ...Forty-seven Ronin
(Encyclopedia)Forty-seven Ronin, Jap. Chushingura, group of Japanese samurai who avenged the disgrace and seppuku (suicide) of their master, Lord Asano, in 1703 by assassinating Lord Kira, the official responsible ...Seven against Thebes
(Encyclopedia)Seven against Thebes, in Greek legend, seven heroes—Polynices, Adrastus, Amphiaraüs, Hippomedon, Capaneus, Tydeus, and Parthenopaeus—who made war on Eteocles, king of Thebes. After the banishment...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 +-