noun
obscenity
uhb-SEN-uh-tee/əbˈsenəti/
Something considered grossly indecent or offensive.
The exhibitionist's public obscenity makes the pedestrians recoil in shock.

Etymology
Latin obscenus meant “offensive,” especially to modesty. The noun extended from the quality of indecency to indecent acts and expressions; the adjective’s deeper origin is unknown.
In context
John Cleland's 1749 pornographic novel Fanny Hill, or Memoirs of a Woman of Pleasure. This book became an international scandal. It was prosecuted for obscenity, banned, and pirated, yet it circulated widely.
More examples
- The anonymous message is full of obscenities.
- The editor removes an obscenity from the quoted remark.
- She calls the waste of food an obscenity.
Forms
obscenity · obscenities
obscene adjective — Grossly indecent or offensive to others.