inversion center
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inversion center — Crystall. See center of symmetry … Useful english dictionary
center of symmetry — Crystall. a point within a crystal through which any straight line extends to points on opposite surfaces of the crystal at equal distances. Also called inversion center. Cf. symmetry element. * * * … Universalium
center of symmetry — 1. : a point within a crystal with respect to which similar planes and edges are symmetrical in opposite pairs 2. : the property exhibited by some crystals whereby every direction (as AB) through the crystal is alike in both senses (AB and BA)… … Useful english dictionary
Inversion (music) — For non musical meanings of inversion , see Inversion (disambiguation). Inversion example from Bach s The Well Tempered Clavier[1] … Wikipedia
inversion — 1. A turning inward, upside down, or in any direction contrary to the existing one. 2. Conversion of a disaccharide or polysaccharide by hydrolysis into a monosaccharide; specifically, the hydrolysis of sucrose to d glucose and d fructose; so… … Medical dictionary
center of inversion — the point O from which the distances of two points P and P′ which correspond to one another in an inversion are measured, the inversion being characterized by the fact that the product OP.OP′ is constant … Useful english dictionary
inversion — noun Date: 1586 1. a reversal of position, order, form, or relationship: as a. (1) a change in normal word order; especially the placement of a verb before its subject (2) the process or result of changing or reversing the relative positions of… … New Collegiate Dictionary
inversion casting — Metall. 1. casting from an electric furnace inverted over the mold. 2. a process of casting, used esp. for small statuary or the like, in which the mold is inverted after the outer surfaces have hardened so as to drain off the molten metal at the … Universalium
inversion casting — Metall. 1. casting from an electric furnace inverted over the mold. 2. a process of casting, used esp. for small statuary or the like, in which the mold is inverted after the outer surfaces have hardened so as to drain off the molten metal at the … Useful english dictionary
Nitrogen inversion — in ammonia Inversion of an amine. The pair of dots represents the lone electron pair on the nitrogen atom. In chemistry, a nitrogen compound like … Wikipedia
