gyron

American  

[jahy-ruhn, -ron] / ˈdʒaɪ rən, -rɒn /

noun

Heraldry.

1. a subordinary having the form of a triangle, usually equal to half a quarter of the escutcheon, with its apex at the fess point.

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gyron British  

/ ˈdʒaɪrɒn /

noun

1. a variant spelling of giron

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Etymology

Origin of gyron

1565–75; < Middle French, Old French giron gusset < Old High German gēro; cognate with gore ³

Example Sentences

If one of these triangles occur singly it is termed a gyron.

From The Curiosities of Heraldry by Lower, Mark Antony

The gyron may be drawn in any part of the shield, but it is generally placed as in the annexed example.

From The Manual of Heraldry; Fifth Edition Being a Concise Description of the Several Terms Used, and Containing a Dictionary of Every Designation in the Science by Anonymous