Definition of "sexfoil" [sexfoil]

• A stylized flower or leaf with six lobes. (noun)

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• "By degrees the bowl became broader and shallower, and instead of the base having six points, its form is a sexfoil without any points."
• "Subject: witbin a sexfoil, in cbief five billets, 2 and 3 j on a band in fess the bust of a bishop or mitred prior between a key and sword; in base, two lions rampant."