scatological

adjective2

1. •
   Relating to scatology, the use of obscenities.

   • His interest in scatological reading gained him very few friends.
2. •
   (formal) Relating to the research area of scatology, the particulate study of biological excrement, feces, or dung.

   • The scientist could read the dinosaur dung to see what it had eaten. He was an expert in scatological studies.