Main Entry: pet·a·sos

Variant(s): or pet·a·sus \ˈpe-tə-səs\

Function: noun

Etymology: Latin & Greek; Latin petasus, from Greek petasos; akin to Greek petannynai to spread out

Date: 1577

: a broad-brimmed low-crowned hat worn by ancient Greeks and Romans; especially : the winged hat of Hermes