INVERSION

noun Date: 1586 a reversal of position, order, form, or relationship: as, a. a change in normal word order, the process or result of changing or reversing the relative positions of the notes of a musical interval, chord, or phrase, the condition of being turned inward or inside out, a breaking off of a chromosome section and its subsequent reattachment in inverted position, the act or process of inverting, 3. a change in the order of the terms of a mathematical proportion effected by inverting each ratio, the operation of forming the inverse of a magnitude, a function, an operation, or an element, 4. the conversion of dextrorotatory sucrose into a levorotatory mixture of glucose and fructose, a change from one stereochemical figuration at a chiral center in a usually organic molecule to the opposite configuration that is brought about by a reaction in which a substitution of one group is made for a different group, homosexuality , an increase of temperature with height through a layer of air