from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The difference in longitude between two positions as a result of a movement to the west.
- n. Progress toward the west.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A distance west of a datum line on a map or chart
- n. A distance travelled westward
from the GNU version of the Collaborative International Dictionary of English
- n. The distance, reckoned toward the west, between the two meridians passing through the extremities of a course, or portion of a ship's path; the departure of a course which lies to the west of north.
from The Century Dictionary and Cyclopedia
- Space or distance westward; space reckoned from one point to another westward from it; specifically, in plane sailing, the distance, expressed in nautical miles, which a ship makes good in a westerly direction; a ship's departure when sailing westward. See departure, 5.
From west.(American Heritage® Dictionary of the English Language, Fourth Edition)