# castellano

> English word · Noun · frequency rank #66,542

## Definitions
1. A traditional Spanish unit of mass, equivalent to about 4.8 g.
2. A former Spanish coin, notionally equivalent to a castellano of gold.

## Etymology
Borrowed from Spanish castellano (“Castilian”), from Medieval Latin Castella (“Castile, Land of Fortresses”) + -ānus (“-an: forming adjectives”), from Latin castrum (“fort”) + -ella (“-elle: forming diminutives”). Doublet of Castilian, castellanus, castellan, and chatelain.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/castellano