Horrea

(Latin) Roman granaries; structures used for storing grain that could be built from wood, stone or brick.
Found on http://www.hestories.info/greco-roman-world-glossary.html

horrea

granaries The staple diet of the Roman army was corn, and great care was taken to ensure that the grain-supply was secure - soldiers tend to mutiny if they are not fed. The graneries in an auxiliary fort were generally placed in the latera praetoria beside the principia, though in the legionary fortress at Inchtuthill the granaries were arranged be...
Found on http://www.roman-britain.org/military/military_glossary.htm

Horrea

Granaries.
Found on http://www.encyclo.co.uk/local/20764
No exact match found