man·dor·la 
(măn-dôrlə)
(măn-dôrlə)n.
1. A pointed oval shape used in medieval Christian art as an aureole to surround a sacred figure.
2. See vesica piscis.
[Italian, almond, mandorla, from Vulgar Latin *amendola, almond, alteration of Latin amygdala; see ALMOND.]
mandorlac. 1200 miniature illumination from the Westminster Psalter