Artistic, Artistical, a.
Etymology: [Cf. F. artistique, fr. artiste.]
Of or pertaining to art or to artists; made in the manner of an artist; conformable to art; characterized by art; showing taste or skill. -- Ar*tis"tic*al*ly, adv.
Shades of meaning
Fernald has no entry of its own for artistic; he lists it under tasteful.
He lists it without comment; the entries above explain its neighbors.