spontaneous force
51Subcutaneous emphysema — Classification and external resources An abdominal CT scan of a patient with subcutaneous emphysema (arrows) ICD 10 T …
52spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
53Murray Rothbard — Murray Newton Rothbard Rothbard circa 1994 Full name Murray Newton Rothbard Born March 2, 1926(1926 03 02) Bronx, New York, United States Died …
54Kidney stone — Classification and external resources …
55History of evolutionary thought — This article is about the history of evolutionary thought in biology. For the history of evolutionary thought in the social sciences, see Sociocultural evolution. For the history of religious discussions, see History of the creation evolution… …
56Non-aggression principle — Part of a series on Libertarianism …
57nuclear weapon — an explosive device whose destructive potential derives from the release of energy that accompanies the splitting or combining of atomic nuclei. [1945 50] * * * or atomic weapon or thermonuclear weapon Bomb or other warhead that derives its force …
58radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… …
59Daoism — or Taoism Major Chinese religio philosophical tradition. Though the concept of dao was employed by all Chinese schools of thought, Daoism arose out of the promotion of dao as the social ideal. Laozi is traditionally regarded as the founder of… …
60collective behaviour — ▪ psychology Introduction the kinds of activities engaged in by sizable but loosely organized groups of people. Episodes of collective behaviour tend to be quite spontaneous, resulting from an experience shared by the members of the group… …
