Triptych Nude

1. Fine Arts. a set of three panels or compartments side by side, bearing pictures, carvings, or the like.
2. a hinged, three-leaved tablet, written on, in ancient times, with a stylus.

Origin:
1725–35; < Gk tríptychos of three plates, equiv. to tri- tri- + ptych- (s. of ptýx) plate + -os adj. suffix