Source : Webster's Revised Unabridged Dictionary (1913)

Lentiginous \Len*tig"i*nous\ (-n[u^]s), a. [L. lentiginosus. See
   {Lentigo}.]
   Of or pertaining to lentigo; freckly; scurfy; furfuraceous.

Source : WordNet®

lentiginous
     adj : relating to or covered with or resembling freckles [syn: {freckled},
            {lentiginose}]