Definitions for "Archivolt"
The architectural member surrounding the curved opening of an arch, corresponding to the architrave in the case of a square opening.
the moulding around an arch.
A moulding carried around an arch
More commonly, the molding or other ornaments with which the wall face of the voussoirs of an arch is charged.
the molding framing an arch. In Romanesque and Gothic architecture, each one of a series of arches framing the tympanum of a portal
an arch ring with decorating moldings