north-upward presentation
north-upward presentation
[′nȯrth ′əp·wərd ‚prez·ən′tā·shən] (navigation)
An indicator presentation, such as that of a plan position indicator or a radio direction finder, on which north is at the top of the indicator regardless of the heading of the craft.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.