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Monopolistic market competition is a type of imperfect competition such that competing producers sell products that are differentiated from one another as good but not…

Purkinje Cell Definition Purkinje cell is a large, densely branching neuron in the cerebellar cortex of the brain. These cells were first discovered in 1837…

Market is a public place where buyers and sellers make transactions, directly or via intermediaries. Also sometimes means the stock market. It is an actual…

Komatiite Definition Komatiite is relatively common in Archean greenstone belts, rare in Proterozoic belts, and virtually absent in younger regions. The type area is the…

Decolonization was the process by which the British and French empires were dissolved. Their colonies in Asia, Africa and the Middle East were granted independence. Decolonization is…

Glycolysis Definition Glycolysis is the process in cell metabolism by which carbohydrates and sugars, especially glucose, are broken down, producing ATP and pyruvic acid. It…

Cuneiform writing was probably invented by the Sumerians, but was subsequently adapted for writing in the Akkadian language, of which Babylonian and Assyrian are dialects.…

History of Cold War Cold War is the term used to describe the intense rivalry that developed after World War II between groups of Communist…

Putnisite Definition The mineral, named putnisite, appears purple and translucent, and contains strontium, calcium, chromium, sulphur, carbon, oxygen and hydrogen, a very unusual combination. It…

About Cerebellum Definition Cerebellum is the part of the vertebrate brain that is located below the cerebrum at the rear of the skull and that…

The term unary defines operators in binary algebra, trinary algebra, arithmetic, and set theory. Sometimes a unary operation is called a monadic operation or a…

Tourmaline Definition Tourmaline is Any of several minerals having the general chemical formula (Na,Ca)(Mg,Fe,Al,Li)3 Al6 (BO3)3 Si6 O18 (OH)4 . Tourmaline occurs in many different…