(from the Greek polu-
"many" + ptychē
"fold") generally refers to a painting
which is divided into four or more sections. (The term diptych
is used to describe a two-part painting and the term triptych
describes a three-part painting.)
Polyptychs were most common with Renaissance painters, especially those who painted in a religious style. The majority of polyptychs were designed to be altarpieces in churches and cathedrals.
Examples of polyptychs include: