1. a broad-brimmed hat worn in ancient Greece and Rome, especially by travelers
Usage: historical
2. the winged hat worn by the Roman god Mercury
Usage: mythology

Examples

• The traveler wore a petasus to protect himself from the sun.
• Ancient Greek merchants often donned a petasus for long journeys.
• Mercury is typically depicted wearing his distinctive petasus.
• The statue showed the god with his petasus and winged sandals.
• Archaeologists found remains of a petasus in the Roman ruins.
• The petasus was both practical and symbolic in ancient times.