Definition of "sophisticated"

Of a person: having obtained worldly experience, and lacking naiveté; cosmopolitan, worldly-wise.  examples

Of art or other things: appealing to the tastes of an intellectual or sophisticated (sense 1) person; cerebral; also, cultured, elegant, refined.  examples

Complicated, especially of complex technology.  examples

(obsolete)

1. Mixed with a foreign or inferior substance; not genuine or pure; adulterated, impure.  examples

2. Of a thing: having its meaning changed in a deceptive or misleading way.  examples

simple past and past participle of sophisticate  examples