Webster's Revised Unabridged Dictionary · 1913

Simplify

Simplify , transitive verb

[Compare French simplifier, Late Latin simplificare. See Simple, and -fy.]

To make simple; to make less complex; to make clear by giving the explanation for; to show an easier or shorter process for doing or making.
The collection of duties is drawn to a point, and so far simplified. — A. Hamilton
It is important, in scientific pursuits, to be caitious in simplifying our deductions. — W. Nicholson