dunam was , but in 1928, the metric dunam of was adopted, and this is still used. United Arab Emirates The Dubai Statistics Center and Statistics Centre Abu Dhabi use the metric dunam (spelt as donum) for data relating to agricultural land use. One donum equals . Variations Other countries using a dunam of some size include Libya and Syria. Conversions A metric dunam is equal to: 1,000 square metres (exactly) 10 ares (exactly) 1 decare (exactly) 0.1 hectares (exactly) 0.001 square kilometres (exactly) 0.247105381 acres (approx) 1,195.99005 square yards (approx) 10,763.9104 square feet (approx) Comparable measures The Byzantine Greek stremma was the probable source of the Turkish unit. The zeugarion (Turkish çift) was a similar unit derived from the area plowed by a team of oxen in a day. The English acre was originally similar to both units in principle, although it developed separately. See also Orders of magnitude (area) for further comparisons Conversion of units Feddan, a similar non-SI unit of area used in Egypt, Sudan, and Syria. Resm-i donum, a land tax based on the area of a farm. References External links Foreign Weights and Measures Formerly in Common Use Dictionary of units Variable donums in Turkey Summary based on UN handbook Units of area Turkish words and phrases Metricated units