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castellano

noun cas·te·lla·no \ ˌkastəˈl(y)ä(ˌ)nō \
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Definition of castellano

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

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Origin and Etymology of castellano

Spanish, literally, Castilian

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