gyron

gy·ron

 (jī′rən, -rän′)

n. Heraldry

An ordinary in the form of a triangle issuing from the edge of the escutcheon and coming to a vertex at the fess point.

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[Early Modern English, from Middle French giron, from Old French gerun, the part of a garment that hangs down (as in a pointed shape), tail or trimming of a garment, of Germanic origin; akin to Old High German gēro and Middle Dutch ghere, tail of a garment cut in a pointed shape.]

gyron

(ˈdʒaɪrɒn)

n

(Heraldry) a variant spelling of giron

gy•ron

(ˈdʒaɪ rən, -rɒn)

n.

a triangular heraldic charge with one side at the edge of the field and the apex at the fess point.

[1565–75; < Middle French giron gusset < Frankish; compare Old High German gēro gore³]