Glossary in Letter Z

Z-flashing
A special type of metal flashing that protects horizontal joints between siding panels that don’t overlap. It has a z-shaped body and hence the name.
Zero-lot line
The positioning of a house near or on top of the lot boundary.
Zero-net
When the seller receives little or no net proceeds from the property sale.
Zoning
Regulations that control the use of land within a jurisdiction.
Zoning variance
A one-time modification of existing zoning law.