easting

noun

1. Navigation. the distance due east made good on any course tending eastward; easterly departure.
2. a shifting eastward; easterly direction.
3. Surveying. a distance east from a north-south reference line.

noun

1. nautical the net distance eastwards made by a vessel moving towards the east
2. cartography
   1. the distance eastwards of a point from a given meridian indicated by the first half of a map grid reference
   2. a longitudinal grid lineCompare northing (def. 3)