Inversion has different meanings in different fields of knowledge:

• Something that is inverted or the process by which an inverse is obtained.
• In music, see Inversion (music).
• In mathematics, there are several meanings:
  • See Inversive geometry and permutation where an inversion occurs in a permutation in which a large integer precedes a smaller one.
  • Coordinate inversion, the improper rotation where a vector x goes to −x
  • See also inverse, above.
• In amusement rides, see Roller coaster inversions.
• In meteorology, see Temperature inversion.
• In genetics, see chromosomal inversion
• In electrical systems, inversion is the process of converting direct current to alternating current, see Inverter (electrical)
• In computer science, see Priority inversion.
• In chemistry, see Nitrogen inversion