lorica

A defensive coat-armour made of leather; when iron plates were applied, it became a jack.

lorica
lōrīca, ae, f. [lorum], a leather cuirass, a corselet of thongs (opp. thorax, a brazen breastplate)....

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
lorica
lōrīca ae, f lorum, a leather cuirass, corselet of thongs : lata insignisque: graves loricis, L.: ...

An Elementary Latin Dictionary
Lorica
·noun Lute for protecting vessels from the fire. II. Lorica ·noun The protective case or shell of a...

Webster's Dictionary of the English Language