hemina (a Roman unit of liquid measure reckoned as the volume of ⁵⁄₆ Roman pound of wine, equivalent to around 0.27 L); hemina (a unit of dry measure, equivalent to around 23 liters); hemina (a variable unit traditionally defined as the land area that could be sown by one (dry measure) hemina of seed; typically between 500 and 1,000 square metres in size, depending on the crop and local climate)