I. -pē-ən adjective
Date: 15th century
1. : of or relating to Mount Olympus in Thessaly
2. : befitting or characteristic of an Olympian ; especially : lofty
his…formula of glib simplicity and Olympian arrogance — Richard Pollak
II. adjective
Date: 1593
1. : of or relating to the ancient Greek region of Olympia
2. : of, relating to, or constituting the Olympic Games
III. noun
Date: 1606
: a participant in Olympic Games
IV. noun
Date: 1843
1. : one of the ancient Greek deities dwelling on Olympus
2. : a being of lofty detachment or superior attainments