I / inter-cŏlumnĭum
noun

inter-cŏlumnĭum

gen. inter-cŏlumni · gender neuter · decl. 2nd
the space between two columns; intercolumniation
the space between two columns, intercolumniation: ambulationis, Cic. Q. Fr. 3, 1, 2, § 5: signa omnibus intercolumniis disposita, Cic. Verr. 2, 1, 19; Vitr. 3, 1; 4, 3; Vulg. 1 Reg. 7, 31.