mandorla, Vesica Piscis

“Transfiguration,” with a mandorla enclosing the figure of Christ; mosaic icon, early 13th century; in the Louvre, Paris

The Mandorla is an ancient symbol of two circles coming together, overlapping
one another to form an almond shape in the middle. Mandorla is the Italian word
for almond. The Mandorla is also known as the "Vesica Piscis"

mandorla

IN BRIEF: n.- A panel or contour in the shape of an almond.


同Vesica Piscis
簡 Vesica

vesica piscis

(pī'sĭs, pĭs'ĭs)
n.

A pointed oval shape used in medieval Christian art as an aureole to surround a sacred figure.

[New Latin vēsīca piscis : Latin vēsīca, bladder + Latin piscis, genitive of piscis, fish (from the resemblance in shape).]