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Neck and shoulder mail that is attached to a helmet.

[Middle English aventaille, aventail, beaver of a helmet, from Anglo-Norman, probably alteration of esventail, aventail, from Old French esventer, to let out air, ventilate, from Vulgar Latin *exventāre; see vent1.]


(ˈævənˌteɪl) or


the movable front flap on a helmet


(ˈvɛn teɪl)

a movable part on the lower front of a medieval helmet.
[1300–50; Middle English < Middle French ventaille=vent (< Latin ventus wind1) + -aille -al2]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aventail - a medieval hood of mail suspended from a basinet to protect the head and neckaventail - a medieval hood of mail suspended from a basinet to protect the head and neck
basinet - a medieval steel helmet
hood - a headdress that protects the head and face
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