threpso-, threps-

(Greek: nutrition, nourishment)

athrepsy, athrepsia, athreptic
1. Lacking nourishment.
2. Known as marasmus: Emaciation and wasting in an infant due to malnutrition.
3. In medicine, immunity to tumor inoculation due to a supposed lack of the special nutritive material necessary for tumor growth.
1. The sum of what is known concerning nutrition; the science of nutrition.
2. The doctrine of nutrition; a treatise on nutrition.