Hellenistic

1. Of or relating to the Hellenists.
2. Of or relating to postclassical Greek history and culture from the death of Alexander the Great to the accession of Augustus.
   1. Relating to or in the style of the Greek art or architecture of this period.

Characteristic of the style of Greek art after the death of Alexander in 323 B.C.

The adjective has one meaning:

Meaning #1: relating to or characteristic of the classical Greek civilization
  Synonyms: Hellenic, Hellenistical
  Pertains to noun: Hellenism (meaning #1)