polyptycha

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

pŏlyptycha, ōrum, n., = πολύπτυχα (that has many folds or leaves),

accountbooks , registers (post-class.), Veg. Mil. 2, 19; Cod. Th. 1, 26, 2; 1, 28, 13.