Eoan UK /iːˈəʊən/US /iˈoʊən/ adjective2 •(literary, no longer used) Relating to the dawn.VVhose most adored name incloses, / Things abstruse, deep and diuine. / VVhose yellovv tresses shine, / Bright as Eoan fire. […] Bright as Eoan fire, / O me thy Priest inspire! — 1601 •(literary, no longer used) Relating to the east; eastern.Ocean vvas troubled, from th' Atlantick Vaste / To Shores Eöan vvhere Brasilian Hills / Are cloath'd vvith Myrrh, and Trees distill vvith Balm. — 1720