castris

castris is a Latin form of castrum, meaning “fort; (pl. castra) camp”. It is the ablative plural neuter noun or dative plural neuter noun.

It can also be a form of castra, “camp”.

Found 1,328 times in the Latin texts on Socratos.

Where it is used

Caesar, De Bello Gallico 1.12.2: … traduxisse, quartam vero partem citra flumen Ararim reliquam esse, de tertia vigilia cum legionibus tribus e castris profectus ad eam partem pervenit quae nondum flumen transierat.

All forms of castrum (declension table)

Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.