antefix

noun

an·​te·​fix ˈan-ti-ˌfiks 

plural antefixae ˈan-ti-ˌfik-ˌsē  or antefixes ˈan-ti-ˌfik-səz 

: an ornament at the eaves of a classical building concealing the ends of the joint tiles of the roof

Word History

Etymology

Latin antefixum, from neuter of antefixus, past participle of antefigere to fasten before, from ante- + figere to fasten — more at fix

First Known Use

1819, in the meaning defined above