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conversion

(Encyclopedia) conversion, in psychology: see defense mechanism; hysteria.

repression

(Encyclopedia) repression, in psychology: see defense mechanism; psychoanalysis.

watch

(Encyclopedia) watch, small, portable timepiece usually designed to be worn on the person. Other kinds of timepieces are generally referred to as clocks. At one time it was generally believed that…

Hurwicz, Leonid

(Encyclopedia) Hurwicz, LeonidHurwicz, Leonidhûrˈwĭch [key], 1917–2008, Polish-American economist and statistician, b. Russia., grad. Univ. of Warsaw, 1938. Educated in the law, he subsequently…

biophysics

(Encyclopedia) biophysics, application of various methods and principles of physical science to the study of biological problems. In physiological biophysics physical mechanisms have been used to…

blood clotting

(Encyclopedia) blood clotting, process by which the blood coagulates to form solid masses, or clots. In minor injuries, small oval bodies called platelets, or thrombocytes, tend to collect and form…

Gnathustomulida

(Encyclopedia) GnathustomulidaGnathustomulidanāˌthyəstəmy&oomacr;ˈlĭdə [key], phylum of microscopic worms described in 1956 that have elongated bodies, cilia, and are hermaphroditic. The 80 known…