scatology

The study of fecal excrement, as in medicine, paleontology, or biology.

Obscene language or literature, especially that dealing pruriently or humorously with excrement and excretory functions.

The science of fossil excrement; the knowledge of animals which may be acquired by the examination of coprolites.

Study of the feces in relation to normal and pathological composition and the diagnostic importance of the latter.

The study of the use (or examination) of excrements in religious rites, witchcraft, etc.

The scientific study, or the chemical analysis of faeces.

A filthy epithet.

a preoccupation with obscenity (especially that dealing with excrement or excretory functions)

(medicine) the chemical analysis of excrement (for medical diagnosis or for paleontological purposes)