columbiad
noun
co·lum·bi·ad
kəˈləmbēˌad
plural -s
1
capitalized : any of certain epics recounting the beginning and growth of the U.S.
also : any epic with similar subject matter
2
: an obsolete heavy long-chambered muzzle-loading gun that is very thick behind the trunnions and designed for throwing shells and shot at high angles of elevation
Word History
Etymology
French colombiade, from New Latin Columbia United States + French -ade -ad