Contubernium (from Latin contubernium, "co-tents") - a minimal tactical unit of the army of Ancient Rome. It consisted of 8-10 people under the command of the dean. They lived, ate, drank, and fought together. During the campaigns, the personnel of the contubernium were located in one tent. In case of barracks accommodation — in one room, also called contubernium (contubernium). Ten contubernia made up a century.