wedge dislocation
31World War II — the war between the Axis and the Allies, beginning on September 1, 1939, with the German invasion of Poland and ending with the surrender of Germany on May 8, 1945, and of Japan on August 14, 1945. Abbr.: WWII * * * or Second World War (1939–45)… …
32Optical vortex — An optical vortex (also known as a screw dislocation or phase singularity) is a zero of an optical field, a point of zero intensity. Research into the properties of vortices has thrived since a comprehensive paper by Nye and Berry, in 1974,[1]… …
33Burst fracture — A burst fracture is a type of traumatic spinal injury in which a vertebra breaks from a high energy axial load, with pieces of the vertebra shattering into surrounding tissues and sometimes the spinal canal [… …
34igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …
35Operation — Although there are many meanings to the word operation , in medicine it refers to a surgical procedure. To put matters more formally, an operation is an act or series of acts performed upon the body with the hand alone or by means of an… …
36Pneumonia — For other uses, see Pneumonia (disambiguation). Pneumonia Classification and external resources A chest X ray showing a very prominent wedge shaped bacterial pneumonia in the right lung …
37Torsion tensor — In differential geometry, the notion of torsion is a manner of characterizing a twist or screw of a moving frame around a curve. The torsion of a curve, as it appears in the Frenet Serret formulas, for instance, quantifies the twist of a curve… …
38Thrust fault — in the Qilian Shan, China. The older (left, blue and red) thrust over the younger (right, brown). A thrust fault is a type of fault, or break in the Earth s crust across which there has been relative movement, in which rocks of lower… …
39List of diseases (M) — A list of diseases in the English wikipedia.DiseasesTOC MaMac* Mac Ardle disease * Mac Dermot Patton Williams syndrome * Mac Dermot Winter syndromeMaci Macr* Macias Flores Garcia Cruz Rivera syndrome * Mackay Shek Carr syndrome * Macleod Fraser… …
40Bank of America Center (Houston) — Bank of America Center Alternative names RepublicBank Center NCNB Center NationsBank Center General information …
