stoichiology
Stoi`chi*ol"o*gy, n. Etym: [Gr. -logy.] [Written also stoechiology.] 1. That part of the science of physiology which treats of the elements, or principles, composing animal tissues. 2. (Logic) Defn: The doctrine of the elementary requisites of mere thought. Sir W. Hamilton. 3. The statement or discussion of the first principles of any science or art.