\Stoi`chi*ol"o*gy\, n. [Gr. ? a first element +
-logy.] [Written also {st[oe]chiology}.]
1. That part of the science of physiology which treats of the
   elements, or principles, composing animal tissues.
2. (Logic) 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.