Hauberk
Hauberk (ha"bẽrk) , noun
[Old French hauberc, halberc, French haubert, Old High German halsberc; hals neck + bergan to protect, German bergen; akin to Anglo-Saxon healsbeorg, Icelandic hālsbjorg. See Collar, and Bury, transitive verb]
A coat of mail; especially, the long coat of mail of the European Middle Ages, as contrasted with the habergeon, which is shorter and sometimes sleeveless. By old writers it is often used synonymously with habergeon. See Habergeon. — Chaucer
Helm, nor hawberk's twisted mail.