arroba

== English == === Etymology === From Spanish and Portuguese arroba, from Old Spanish arroua and Old Galician-Portuguese arrova, from Andalusian Arabic and Arabic اَلرُّبْع (ar-rubʕ, “one-fourth”) in reference to its making up one fourth of a quintal. === Noun === arroba (plural arrobas) (historical) A traditional Spanish unit of mass, varying by time, location, and substance but generally around 11.5 kilograms. (historical) A traditional Portuguese unit of mass, usually equivalent to 14.7 kilograms. (historical) A traditional Spanish unit of liquid measure, varying by time, location, and substance but generally around 15 liters. ==== Coordinate terms ==== (Spanish unit): libra (1⁄25 arroba), quintal (4 arrobas), tonelada (80 arrobas) (Portuguese unit): arratel (1⁄32 arroba), quintalejo (2 arrobas), quintal (4 arrobas), tonelada (54 arrobas) ==== Translations ==== === References === “arroba”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. == Portuguese == === Etymology === From Old Galician-Portuguese arroba and arrova, from Andalusian Arabic and Arabic اَلرُّبْع (ar-rubʕ, “fourth”) in reference to its making up one-fourth of a quintal. Cognate with Galician and Spanish arroba, Catalan arrova, and Maltese raba’. === Pronunciation === Hyphenation: ar‧ro‧ba === Noun === arroba f (plural arrobas) (historical) arroba, a traditional unit of mass, equivalent to 14.7 kg (typography) at, the name of the symbol @ ==== Coordinate terms ==== (unit of mass): arrátel (1⁄32 arroba), quintalejo (2 arrobas), quintal (4 arrobas), tonelada (54 arrobas) === Further reading === “arroba”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “arroba”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026 == Spanish == === Pronunciation === IPA(key): /aˈroba/ [aˈro.β̞a] Rhymes: -oba Syllabification: a‧rro‧ba === Etymology 1 === Inherited from Old Spanish arroua, from Arabic اَلرُّبْع (ar-rubʕ, “one-fourth”), in reference to its forming one fourth of a quintal. ==== Noun ==== arroba f (plural arrobas) (typography) at (the symbol @) (historical) arroba (a traditional unit of mass generally equivalent to about 11.5 kg) ===== Usage notes ===== The arroba is still used in some contexts within Spain and across Latin America, sometimes varying by region and application. The Aragonese arroba is about 16.3 kg and in Valencia it is about 13 kg for measuring oranges but 16.1 L for measuring wine. ===== Coordinate terms ===== (unit of mass): libra (1⁄25 arroba), quintal (4 arrobas), tonelada (80 arrobas) ===== Descendants ===== → English: arroba → French: arobase === Etymology 2 === ==== Verb ==== arroba inflection of arrobar: third-person singular present indicative second-person singular imperative === Further reading === “arroba”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025