noun, masculine/ˈʝelmo/plural: yelmos
an ancient helmet that covers the head and face; helmet (of a coat of arms)
Synonyms: casco
Etymology tree Proto-Indo-European *ḱel-der. Proto-Indo-European *ḱelmos? Proto-Germanic *helmaz Frankish *helmbor. Late Latin helmus Spanish yelmo Inherited from Late Latin helmus, from Frankish *helm (“helmet”).