National Grid Reference

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• 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

• Grid reference — A typical map displaying grid reference Grid references define locations on maps using Cartesian coordinates. Grid lines on maps define the coordinate system, and are numbered to provide a unique reference to features. Grid systems vary, but the… …   Wikipedia

• National Grid — Contents 1 Electric power transmission systems 2 Companies 3 Geosurvey 4 …   Wikipedia

• National Grid (UK) — The National Grid is the high voltage electric power transmission network in Great Britain, connecting power stations and major substations and ensuring that electricity generated anywhere in Great Britain can be used to satisfy demand elsewhere …   Wikipedia

• Ordnance Survey National Grid — For the electricity network, see National Grid (Great Britain). Geodesy Fundamentals …   Wikipedia

• United States National Grid — The United States National Grid, officially known as the United States National Grid for Spatial Addressing (USNG), is a system of geographic grid references commonly used in United States, different from using latitude or longitude. It is… …   Wikipedia

• Military grid reference system — Geodesy Fundamentals Geodesy · …   Wikipedia

• Irish grid reference system — The Irish grid reference system is a system of geographic grid references commonly used in Ireland (both Northern Ireland and the Republic of Ireland). The Irish grid overlaps the British grid.UsageIn general, neither Ireland nor Great Britain… …   Wikipedia

• Grid (spatial index) — In the context of a spatial index, a grid (a.k.a. mesh , also global grid if it covers the entire surface of the Globe) is a regular tessellation of a manifold or 2 D surface that divides it into a series of contiguous cells, which can then be… …   Wikipedia

• grid — [grıd] n [Date: 1800 1900; Origin: gridiron] 1.) a metal frame with bars across it →↑cattle grid 2.) a pattern of straight lines that cross each other and form squares ▪ Its streets were laid out in a grid pattern. 3.) a set of numbered lines… …   Dictionary of contemporary English

• grid — UK US /grɪd/ noun ► [C] a system of wires for supplying electricity across a large region, country, etc.: »The national grid is one of the world s largest utilities. ► [U] IT GRID COMPUTING(Cf. ↑grid computing) ► [C] a pattern or structur …   Financial and business terms