Acre - A tract of land 208.71 feet square and containing 43,560 square feet of land.

ALTA - American Land Title Association, a national association of title insurance companies, abstractors and attorneys specializing in real property law. Its headquarters are in Washington, D.C.

Chain - A term of land measurement that is 66 feet in length

Cul-de-Sac - The terminus of a street or alley. Usually laid out by modern engineers to provide a circular turn around for vehicles.

Easement - An interest in land owned by another that entitles its holder to a specific limited use, such as laying a sewer, putting up electric power lines, or crossing the property.

Egress - The right to leave a tract of land. Often used interchangeably with "access."

Eminent Domain - The power of the state to take private property for public use upon payment of just compensation.

Encroachment - A trespass or intrusion onto another’s property, usually by a structure, wall or fence.

Flood Certification - A common term for a Federal Emergency Management Agency (FEMA) Standard Flood Hazard Determination Form (SFHDF). This determines whether land or a building is located within a Special Flood Hazard Area for purposes of flood insurance requirements under the National Flood Insurance Program.

Harbor Line - An arbitrary line set by authorities on navigable rivers, beyond which wharves and other structures may not be built. Also designated as line of navigation.

Hiatus - A gap or space unintentionally left, when attempting to describe adjoining parcels of land.
Ingress - The right to enter a tract of land. Often used

Landmark - Any conspicuous object that helps establish land boundaries.
Lot - A part of a subdivision or block having fixed boundaries ascertainable by reference to a plat or survey.

Metes and Bounds - A description of land by courses and distances.

Monument of Survey - Visible marks or indications left on natural or other objects indicating the lines and boundaries of a survey. May be posts, pillars, stones, cairns, and other such objects. May also be fixed natural objects, blazed trees, roads and even a water course.

Plat or Plot - A map representing a piece of land subdivided into lots with streets shown there on.

Range - A part of the government survey, being a strip of land six miles in width, and numbered east or west of the principal meridian.

Right - of - Way - The right which one has to pass across the lands of another. An easement.

Riparian - Rights to use of water and waterways in adjoining lakes or rivers.

Section or Section of Land - A parcel of land comprising one square mile or 640 acres.

Set Back Lines - Those lines which delineate the required distances for the location of structures in relation to the perimeter of the property.

Sub-surface Right - The right of ownership to things lying beneath the physical surface of the property.

Survey - The process of measuring land to determine its size, location and physical description and the resulting drawing or map.

Township - A division of territory six miles square, containing 36 sections or 36 square miles.

Tract - A particular parcel of land

Zoning - The right of a municipality to regulate and determine the compatible character and use of property.