castellano

noun

cas·​te·​lla·​no

ˌkastəˈl(y)ä(ˌ)nō

plural -s

1

: an ancient Spanish gold coin bearing the Castilian arms

especially : one weighing ¹/₅₀ of a mark

2

: an ancient Spanish unit of weight equivalent to ¹/₅₀ of a mark

Word History

Etymology

Spanish, literally, Castilian

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