Stoi'chi-ŏl'o-ġy, n.

n. [Gr. στοιχεῖον, a first element, and λογός, discourse.] [Written also stœchiology.]

1Sense 1. (Physiol.) That branch of physiology which treats of the elements or proximate principles of which the body is constituted.

2Sense 2. (Logic.) The doctrine conversant about the elementary requisites of mere thought.

Sir W. Hamilton.