encaenia

noun

en·​cae·​nia en-ˈsē-nyə 

plural in form but singular or plural in construction

often capitalized

: an annual university ceremony (as at Oxford) of commemoration with recital of poems and essays and conferring of degrees

Word History

Etymology

New Latin, from Latin, dedication festival, from Greek enkainia, from en + kainos new — more at recent

First Known Use

1691, in the meaning defined above