ˈfalərə noun
( plural phaler·ae -əˌrē, -ˌrī)
Etymology: Latin, from Greek phalara, plural; akin to Greek phalos horn of a helmet and probably to Sanskrit hvarate he bends, hruṇāti he gets lost — more at fail
: a metal boss or disk (as of bronze or silver) worn in ancient times on the heads or breasts of horses or sometimes by men as signs of military rank ; also : a cameo worn as an ornament