Castra

Roman term for a fortified military base

In the Roman Republic and the Roman Empire, the Latin word castrum was a military-related term. In Latin usage, the singular form castrum meant 'fort', while the plural form castra meant 'camp'. The singular and plural forms could refer in Latin to either a building or plot of land, used as a fortified military base. In English usage, castrum commonly translates to "Roman fort", "Roman camp" and "Roman fortress". However, scholastic convention tends to translate castrum as "fort", "camp", "marching camp" or "fortress".

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