petasus
/ˈpɛtəsəs/
noun
- A wide-brimmed hat worn in ancient Greece and Rome, often associated with travelers and the god Hermes/Mercury.
- The traveler put on his petasus to shield his face from the Mediterranean sun.
- Museums sometimes display a bronze petasus that once belonged to a Roman soldier.
- In ancient Greek art, Hermes is often shown wearing a petasus and carrying a caduceus.