donum


do·num

or du·num D5348350 (do͝on′əm)n.1. A unit of area used for land measurement in the Near East and usually equal to 1,000 square meters.2. A unit of area used for land measurement in Iraq and equal to 2,500 square meters.
[Ultimately (partly via Arabic dūnum) from Turkish dönüm, a turning, a returning, donum, from dönmek, to turn (in reference to the turning of oxen back and forth when plowing a field, a donum originally being the amount of land that a pair of oxen could plow in a day).]