epithema

noun
ep·​i·​the·​ma | \ ˌepəˈthēmə, ə̇ˈpithəmə\
plural epithemata\ -​thēmətə , -​them-​ \

Definition of epithema

: a horny excrescence on the bill of some birds (such as the casque of a hornbill)

History and Etymology for epithema

New Latin, from Greek epithema something put on, from epitithenai

Keep scrolling for more