embŏlismus

a, um, adj.
I. intercalary: dies, Sol. 1, § 42: annus, Isid. Orig. 6, 17, 21 sq.—As subst.: embolismus, i, m., the interposition, intercalation, Isid. 6, 17, 23.
Lewis & Short
A Latin Dictionary, 1879
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