intercălārĭus, a, um, adj. [intercalaris],
of or for insertion , intercalary : mensis, an intercalary month , Liv. 1, 19, 6; 37, 59, 2; Suet. Caes. 40; the same absol. : intercalarius, Cic. Verr. 2, 2, 52, § 130: annus, leap-year , Plin. 2, 47, 48, § 130; 18, 25, 57, § 207.