DelDOT's Cultural Resources -
Archaeology/Historic Preservation
Cultural Resources Glossary
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A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z References Gabbro - Coarse-grained, dark igneous (volcanic) rock. Gable - A triangular-shaped piece of wall closing the end of a double pitched roof. Gambrel Roof - A roof formed by a single slope on each of two opposing sides. Gazebo - A small look-out tower or summerhouse with a view, usually in a garden or park. Geoarchaeology - Study of archaeological soils and site formation processes. Geocoding - The process of assigning a location, usually in the form of coordinate values (points), to an address by comparing the descriptive location elements in the address to those present in the reference material. With geocoded addresses, address locations can be spatially displayed and patterns within the information recognized. Geomorphological Setting - The geologic study of he configuration and evolution of land forms. Geomorphology - The study of landforms; concentrates on both the description of landforms and the chemical and physical processes that create the features present on the surface of the earth. German Siding - Drop siding with a concave upper edge which fits into a corresponding groove in the siding above. Drop siding is an exterior wall cladding of wooden boards which are tongued and grooved or rabbeted and overlapped so that the lower edge of each board interlocks with a groove. GIS (Geographic Information System) - A realm of computerized theory and methods, as well as a set of software tools, GIS enables the processing, storing, maintenance, management, analysis, and visualization of digital geographic data. Glacial Outwash - Material carried away from the foot of a melting glacier by running water. Glacial outwash streams are commonly very dirty, and result in extensive deposits of gravel, sand, silt, and clay. Glazing Mill - A mill where various mineral oxides are mixed and refined into the vitreous substance with which potter's ware is incrusted. Glebe Land - A plot of land granted to a clergyman as part of his benefice during his tenure of office. Gley - A soil horizon in which the material is bluish gray or blue-gray, more or less sticky, compact, and often structureless. It is developed under the influence of excessive moisture. Gneiss - A coarse-grained rock with alternating bands of coarse and more fine-grained material. Gorget - A perforated think ground stone tool. Gothic Arch - A pointed arch. Gothic Revival - A movement originating in the eighteenth and culminating in the nineteenth century, flourishing throughout Europe and the United States, which aimed at reviving the spirit and forms of Gothic architecture. GPS (Global Positioning System) - A device that uses satellite signals to determine precise geographic positions on the earth. GPS is used for navigation as well as data collection. Graminae - The plant family of grasses. Granary - A storage building for grain. Graver - A lithic tool with a protruding edge or point. Graveshaft - A long, narrow cavity dug into the earth for the purpose of housing a burial. Gray Literature - Documentary material that is not commercially published and therefore is not available through conventional sources. These documents are typically technical reports, working papers, business documents, and conference proceedings and are often kept in the various offices to which they are submitted. Archeological reports, architectural surveys, and historic contexts fall under this category of document. Greek Revival (Style) - A period of English architecture extending from approximately 1750 to 1850, marked by interest in Greek antiquities. It was popular in America at the beginning of the nineteenth century and continued throughout the century. 2 Architectural style common from circa 1825 to 1860, characterized by a low-pitched gabled or hipped roof and a wide band of trim at the cornice line (where the roof joins the wall). Grid - The 2-dimensional intersection network defining the squares in which archaeologists excavate. Grist Mill - A mill for grinding grain. Gross Tonnage - The measurement of the total cubic of a vessel in tons of one hundred cubic feet; abbreviated "tonn." Groundstone Tool - A tool that has been produced by pecking, grinding, and sometimes flaking, they have been systematically shaped and polished to form a variety of tool types (e.g., axes, adzes, and gouges) or ornaments (e.g., gorgets). GSA (General Services Administration) - The GSA is a federally funded management agency that provides workplaces by constructing, managing, and preserving government buildings and by leasing and managing commercial real estate. In addition the GSA offers private sector professional services, equipment, supplies, telecommunications, and information technology to government organizations and the military. (http://www.gsa.gov/Portal/gsa/ep/home.do?tabId=7 2009) |
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