easting

 
Pronunciation: /ˈiːstɪŋ/

noun

[mass noun]
  • distance travelled or measured eastward, especially at sea: with the help of the following breeze, she ran 650 miles of her easting down
  • [count noun] a figure or line representing eastward distance on a map (expressed by convention as the first part of a grid reference, before northing): the Japanese sent a message that accidentally left out an easting and a northing in the plain text