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catfish

(Encyclopedia)catfish, common name applied to members of the fish families constituting the order Siluriformes, found in fresh and coastal waters. Catfish are named for the barbels (“whiskers”) around their mou...

metabolite

(Encyclopedia)metabolite, organic compound that is a starting material in, an intermediate in, or an end product of metabolism. Starting materials are substances, usually small and of simple structure, absorbed by ...

production

(Encyclopedia)production, in economics, all those activities that have to do with the creation of commodities, by imparting to raw materials utility, added value, or the ability to satisfy human wants. The farmer w...

group psychotherapy

(Encyclopedia)group psychotherapy, a means of changing behavior and emotional patterns, based on the premise that much of human behavior and feeling involves the individual's adaptation and response to other people...

Avicenna

(Encyclopedia)Avicenna ăvĭsĕnˈə [key], Arabic Ibn Sina, 980–1037, Islamic philosopher and physician, of Persian origin, b. near Bukhara. He was the most renowned philosopher of medieval Islam and the most in...

multiplexing

(Encyclopedia)multiplexing, in communication, technique whereby two or more independent messages, or information-bearing signals, are carried by a single common medium, or channel. When multiplexing is performed, t...

Landrum-Griffin Act

(Encyclopedia)Landrum-Griffin Act, 1959, passed by the U.S. Congress, officially known as the Labor-Management Reporting and Disclosure Act. It resulted from hearings of the Senate committee on improper activities ...

separator, cream

(Encyclopedia)separator, cream, dairy machine used to separate fresh whole milk into cream and skim milk. Formerly the separation was made by the gravity method, allowing the cream to rise to the top of a pan and t...

Cooley, Thomas McIntyre

(Encyclopedia)Cooley, Thomas McIntyre, 1824–98, American jurist, b. near Attica, N.Y. He was a judge (1864–85) of the supreme court of Michigan and was the first chairman (1887–91) of the Interstate Commerce ...

Coffin, Charles Albert

(Encyclopedia)Coffin, Charles Albert, 1844–1926, American businessman, b. Fairfield, Maine. After working in his uncle's shoe business in Lynn, Mass., he established his own shoe factory, Coffin and Clough. In 18...