Main Entry:

in·ter·co·lum·ni·a·tion

Pronunciation:

\ˌin-tər-kə-ˌləm-nē-ˈā-shən\

Function:

noun

Etymology:

Latin intercolumnium space between two columns, from inter- + columna column

Date:

1624

1 : the clear space between the columns of a series 2 : the system of spacing of the columns of a colonnade