Glossary Terms for the Letter D View the Entire Glossary A  | B  | C  | D  | E  | F  | G  | H  | I  | J  | K  | L  | M  | P  | Q  | R  | S  | T  | U  | V  | W Dentil Block projections of an entablature below the cornice course. Description In the Bid/Estimate, the description of the specific Line Item being quoted. This could be a single Part like a baluster, or a complex Unit like an entry. The Description will tell you what is covered in the Line Item. Dowel Round (usually non-corrosive) metal pin used in anchoring and aligning cast stone. Drip Continuous groove cut or cast into the bottom of the projecting edge of cast stone in order to disrupt the capillary attraction of water to the wall below. Dry Tamp Dry tamping is the process used to make cast stone. The design mix of the stone is mechanically tamped into a rigid form until it is dense and ready for removal. The final product takes on the shape of the form and can be anything from a complex, ornamented column capital to a simple panel of flat stone.