grid navigation — A method of navigation using a grid overlay for direction reference. See also navigational grid … Military dictionary
Grid view — This article is about a graphical user interface element. For a grid computing system that deals with data, see data grid. Screenshot of OpenOffice.org Calc. A grid view or a datagrid is a graphical user interface element (widget) that presents a … Wikipedia
Convention on the Law of Non-Navigational Uses of International Watercourses — The Convention on the Law of Non Navigational Uses of International Watercourses is a document adopted by the United Nations on May 21, 1997 pertaining to the uses and conservation of all waters that cross international boundaries, including both … Wikipedia
LORAN — (LOng Range Aid to Navigation) is a terrestrial radio navigation system using low frequency radio transmitters that uses multiple transmitters (multilateration) to determine location and/or speed of the receiver. The current version of LORAN in… … Wikipedia
migration — migrational, adj. /muy gray sheuhn/, n. 1. the process or act of migrating. 2. a migratory movement: preparations for the migration. 3. a number or body of persons or animals migrating together. 4. Chem. a movement or change of position of atoms… … Universalium
Concealment device — Concealment devices or diversion safes are used to hide things for the purpose of secrecy or security. They are made from an ordinary household object such as a book, a soda can, a candle, a can, or something as small as a coin. The idea is that… … Wikipedia
navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… … Universalium
History of cartography — The Fra Mauro map, one of the greatest memorial of medieval cartography, was made around 1450 by the Venetian monk Fra Mauro. It is a circular world map drawn on parchment and set in a wooden frame, about two meters in diameter Cartography (from… … Wikipedia
Dartmoor — For the pony, see Dartmoor Pony; for the prison, see Dartmoor (HM Prison); for the Victorian hamlet in Australia, see Dartmoor, Victoria Coordinates: 50°34′N 4°0′W / 50.567° … Wikipedia
Geomagnetic storm — This article is about disturbances within Earth s magnetosphere. For other uses of magnetic storm , see Magnetic storm (disambiguation). Solar particles interact with Earth s magnetosphere. A geomagnetic storm is a temporary disturbance of the… … Wikipedia