octofoil

American  

[ok-tuh-foil] / ˈɒk təˌfɔɪl /

noun

Heraldry.

1. double quatrefoil.

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Etymology

Origin of octofoil

First recorded in 1885–90; octo- + foil ²

Example Sentences

Above, far back in the clerestory arches, are octofoil windows with sills of over-lapping courses, which incline forward to the string course above the triforium.

From Bell’s Cathedrals: The Cathedral Church of Hereford, A Description Of Its Fabric And A Brief History Of The Episcopal See by Fisher, A. Hugh (Alfred Hugh)

The windows in the gable consist of two lesser windows, two-light, with quatrefoil heads, beneath a large octofoil, the whole grouped with blank panels at the side, beneath a cinquefoil moulding.

From Bell's Cathedrals: The Cathedral Church of Salisbury A Description of its Fabric and a Brief History of the See of Sarum by White, Gleeson

Two of them have elaborate knops with crocketed niches with figures, and one has the symbols of the Evangelists in high relief on the foot, with leaf-scrolls and big stars, the plan being octofoil.

From The Shores of the Adriatic The Austrian Side, The Küstenlande, Istria, and Dalmatia by Jackson, F. Hamilton (Frederick Hamilton)