epigonation
noun
ep·i·go·na·tion
ˌepēgȯˈnä‧ˌtyȯn
plural -s
Eastern Orthodox Church
: a rhombic vestment usually of stiff material worn by a bishop or certain other ecclesiastical dignitaries on the right hip as a sign of authority and rank
Word History
Etymology
New Greek, diminutive of Late Greek epigonatis kneecap, from Greek epi- + gonat-, gony knee