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1. A unit of weight formerly used in Spanish-speaking countries, equal to about 11.3 kilograms (25 pounds).
2. A unit of weight formerly used in Portuguese-speaking countries, equal to about 14.4 kilograms (32 pounds).
3. A liquid measure formerly used in Spanish-speaking countries, having varying value but equal to about 16.2 liters (17 quarts) when used to measure wine.
n, pl -bas
1. (Units) a unit of weight, approximately equal to 11 kilograms, used in some Spanish-speaking countries
2. (Units) a unit of weight, approximately equal to 15 kilograms, used in some Portuguese-speaking countries
3. (Units) a liquid measure used in some Spanish-speaking countries with different values, but in Spain used as a wine-measure, approximately equal to 16 litres
[C16: from Spanish, from Arabic ar-rub` the quarter (of a quintal)]
n., pl. -bas.
1. a unit of weight of varying value, equal to 25.37 pounds avoirdupois (9.5 kilograms) in Mexico and to 32.38 pounds avoirdupois (12 kilograms) in Brazil.
2. a unit of liquid measure of varying value, used esp. in Spain and commonly equal (when used for wine) to 4.26 U.S. gallons (16.1 liters).
[1590–1600; < Sp < Arabic al rub‘ the fourth part (of the qintār); see quintal]
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|Noun||1.||arroba - a unit of weight used in some Spanish speaking countries|
|2.||arroba - a liquid measure (with different values) used in some Spanish speaking countries|