rai
n. countable C2 Proficiency US //ˈɹɑi// rai
n. a unit of area used in Thailand for measuring land. One rai is equal to 1,600 square metres.
n. a Thai unit of area measurement equivalent to 1,600 square metres, 0.16 hectares, or approximately 0.395 acres.
The farmer owns ten rai of rice fields.
When purchasing property in rural Thailand, the land size is almost always quoted in rai rather than hectares or acres.
The developer subdivided the large estate into several smaller plots, each measuring exactly one rai, to accommodate the construction of luxury villas with private gardens.
Usage
Commonly used in Thailand; often remains untranslated in English-language real estate and agricultural contexts.