The term sexual inversion implied gender role reversal.
From the en.wikipedia.org
From the beginning, much of the humor revolves around an inversion of sexual roles.
From the time.com
Edward's fear of having sex with Bella and potentially hurting her was an inversion of an adolescent girl's anxiety about a first sexual experience.
From the timesunion.com
The inversion trick doesn't work for all the sample images produced by body scanners, but with or without its application, every image will still show details of your sexual organs.