co·lum·bi·ad
| \ kəˈləmbēˌad \
plural -s
Definition of columbiad
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
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Merriam-Webster unabridged
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