absidiale
(absidiale) A small or secondary apse, one of the apses on either side of the main apse in a church with three apses, or one of the apse chapels when they project from the exterior of the church.
Encyclopedic Dictionary of Bible and Theology
Biblia.Work
(absidiale) A small or secondary apse, one of the apses on either side of the main apse in a church with three apses, or one of the apse chapels when they project from the exterior of the church.