— intercolumnal, intercolumnar , adj.
/in'teuhr keuh lum'nee ay"sheuhn/ , n. Archit.
1. the space between two adjacent columns, usually the clear space between the lower parts of the shafts.
2. the system of spacing between columns.
[ 1655-65; intercolumni ( um ) space between columns (see INTER-, COLUMN, -IUM) + -ATION ]