Word.ws English Dictionary

Plural of castrum

irregular plural

The plural of castrum is castra.

Forms of castrum

Singularcastrum
Pluralcastra
Countablecountable

Castra in a sentence

  • The science of encamping an army is called castramentation , derived from castra (the Latin word for camp).2004, Joyce E. Salisbury, The Greenwood Encyclopedia of Daily Life: 19th century, Greenwood. From the entry castramentation

Meaning of castrum

  1. noun Among the Ancient Romans, a building or plot of land used as a military defensive position.

Full definition of castrum

Nouns ending in -um: plural -a

Questions about the plural of castrum

What is the plural of castrum?
The plural of castrum is castra.
Is castrum countable?
Castrum is a countable noun.

Source and license

Adapted from Wiktionary: castrum (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Plural of castrum.” Word.ws, https://word.ws/plural/castrum. Based on Wiktionary, CC BY-SA 4.0.