Grid

From ExoDictionary
Jump to: navigation, search
This definition page has been automatically generated.
You can help ExoDictionary by expanding, updating, or correcting it.


This autostub has not yet had its initial copyediting proof and may contain significant formatting and even factual errors. You can improve Exodictionary by cleaning up the page markup and verifying that the definition is correct and then removing this tag.


This autostub has not yet had its initial categorization proof and may be categorized incorrectly. You can improve Exodictionary by removing inappropriate categories and then removing this tag.


Grid

</dt>
1. A series of lines, usually straight and parallel, superimposed on a chart or plotting sheet to serve as a directional reference for navigation. See graticule. </dd>
2. Two sets of mutually perpendicular lines dividing a map or chart into squares or rectangles to permit location of any point by a system of rectangular coordinates. See military grid, world geographic reference system. </dd>
3. An electrode with one or more openings to permit passage of electrons or ions. It usually consists of a wire mesh electrode placed between the anode and cathode of an electron tube to serve as a control of the current flowing between them. </dd>
4. Pertaining to or measured from a reference grid, as grid azimuth, grid latitude, grid meridian. </dd>

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use