Definition of rayonnant
1 : depicted with rays darting forth —used especially in heraldry a sun rayonnant
2 : characterized by the use of radiating lines (as in window tracery) —used of a French Gothic architectural style of the 14th century
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Origin and Etymology of rayonnant
French, from present participle of rayonner to radiate, from Middle French, from rayon ray — more at rayon
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