PERVERSION

[noun] [disapproving]A perversion is a type of behaviour which is considered unacceptable or unnatural by most people.The sexual activities that they enjoy would be described as perversions by many people. [C]The novels of the Marquis de Sade deal with sexual perversion. [U](disapproving) The perversion of something is the changing of it so that it is not what it was or should be.She has written a report about child abuse and the perversion of childhood innocence. [U]His testimony was clearly a perversion of the truth. [C]The trial has been described as a gross perversion of justice. [C]