north-stabilized plan-position indicator

north-stabilized plan-position indicator

[′nȯrth ¦stā·bə‚līzd ¦plan pə¦zish·ən ′in·də‚kād·ər] (engineering) A heading-upward plan-position indicator; this term is deprecated because it may be confused with azimuth-stabilized plan-position indicator, a north-upward plan-position indicator.