In the lumber industry, abbr. for common

Abbr. for customers own material

In a Greek church, the room or font for administering baptism.

That portion of a flat slab, over the columns, which consists of the quarter panels on both sides of the

A splice which unites two columns.

In a form for a concrete column, one of the vertical panels.

Systems of grouping columns in classical architecture. Also see intercolumniation.