polyhistor

The story

1. Ancient Greek · derived fromπολυΐστωρ“greatly learned”
2. Latin · derived frompolyhistor“very learned”
3. English todaypolyhistor

From Latin polyhistor (“very learned”), from Hellenistic Ancient Greek πολυΐστωρ (poluḯstōr, “greatly learned”).

First known use, by meaning

• from 16th c. Someone gifted or learned to a great extent or in multiple disciplines; a great scholar.