body armor, body armour, cataphract, coat of mail, suit of armor, suit of armour - armor that protects the wearer's whole body

brigandine - a medieval coat of chain mail consisting of metal rings sewn onto leather or cloth

habergeon - (Middle Ages) a light sleeveless coat of chain mail worn under the hauberk

byrnie, hauberk - a long (usually sleeveless) tunic of chain mail formerly worn as defensive armor

gusset, voider - a piece of chain mail covering a place unprotected by armor plate

Dark Ages, Middle Ages - the period of history between classical antiquity and the Italian Renaissance