exposit

exposit (http://definr.com/exposit)

     v 1: state; "set forth one's reasons" [syn: set forth, expound]
     2: add details, as to an account or idea; clarify the meaning
        of; "She elaborated on the main ideas in her dissertation"
        [syn: elaborate, expatiate, enlarge, flesh out, expand,
         expound, dilate]