persuasively

from WordNet (r) 3.0 (2006)

persuasively
    adv 1: in a persuasive manner; "this essay argues so
           persuasively..."

from The Collaborative International Dictionary of English v.0.48

Persuasive \Per*sua"sive\, n.
   That which persuades; an inducement; an incitement; an
   exhortation. -- {Per*sua"sive*ly}, adv. --
   {Per*sua"sive*ness}, n.
   [1913 Webster]