rai 

In Thailand, ? – 20th century, a unit of land area, = 1,600 square meters (approximately 1,914 square yards or 0.40 acre).1 It is one square sen. It is not used for paddy fields.

In Lahu: lay, hay.

1. Technical Conversion Factors…, 1972, page 322.

home| units index| search| to contact Sizes drawing of envelope | acknowledgements| help|

privacy

terms of use