the mind > mental capacity > intelligibility > clearness, lucidity > simplifying, popularization > [adverb] (4)
In the ordinary language or style of the people; in a generally intelligible or appealing way. Now rare.
In an elemental manner or sense.
In an exoteric manner; in a style suited to the uninitiated.
In a simple or rudimentary manner; also, †by purely physical causes (obsolete).