world geographic reference system
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World Geographic Reference System — A uniform position fixing and designation system for controlling aircraft and targeting. It is better known as GEOREF. The system may be applied to any map or chart graduated in latitude and longitude regardless of projection. It is a method of… … Aviation dictionary
Geographic information system — GIS redirects here. For other uses, see GIS (disambiguation). A geographic information system, geographical information science, or geospatial information studies is a system designed to capture, store, manipulate, analyze, manage, and present… … Wikipedia
Geographic coordinate system — Map of Earth showing lines of latitude (horizontally) and longitude (vertically), Eckert VI projection; large version (pdf, 3.12MB) … Wikipedia
Military grid reference system — Geodesy Fundamentals Geodesy · … Wikipedia
British national grid reference system — The British national grid reference system is a system of geographic grid references commonly used in Great Britain, different from using latitude and longitude.The Ordnance Survey (OS) devised the national grid reference system, and it is… … Wikipedia
World Geodetic System — The World Geodetic System defines a reference frame for the earth, for use in geodesy and navigation. The latest revision is WGS 84 dating from 1984 (last revised in 2004), which will be valid up to about 2010.Earlier schemes included WGS 72, WGS … Wikipedia
system — systemless, adj. /sis teuhm/, n. 1. an assemblage or combination of things or parts forming a complex or unitary whole: a mountain system; a railroad system. 2. any assemblage or set of correlated members: a system of currency; a system of… … Universalium
Geographic feature — Geographic features, or geographical formations, are components of a planet that can be referred to as locations, sites, areas, or regions (and therefore may show up on maps). There are natural geographic features, abstract geographic features,… … Wikipedia
system — 1. [TA] A consistent and complex whole made up of correlated and semiindependent parts. A complex of functionally related anatomic structures. 2. The entire organism seen as a complex organization of parts. 3. Any complex of structures… … Medical dictionary
World Trade Center controlled demolition conspiracy theories — Aerial view of the debris field of the North Tower, 6 WTC, and 7 WTC (upper right) The World Trade Center controlled demolition conspiracy theory is a conspiracy theory which contends that the collapse of the World Trade Center was not caused by… … Wikipedia
