bur·go·net 
(bûrgə-nĭt, bûr′gə-nĕt)
(bûrgə-nĭt, bûr′gə-nĕt)n.
A light steel helmet with a peak or crest and often hinged flaps covering the cheeks, worn chiefly in the 16th century.
[Old French bourguignotte, probably from Bourgogne, Burgundy, a region of eastern France.]