You searched for: “sitiology”
sitology, sitiology (s) (noun) (no pl)
The science of diet and nutrition: Sitology is the branch of medicine dealing with nutrition and dietetics.

Sitology is also concerned with the branch of therapeutics involving the practical application of diet in relation to health and disease.

This entry is located in the following units: -ology, -logy, -ologist, -logist (page 70) sitio-, siti-, sito-, sit-, -sitia + (page 4)