n.
Pronunciation: ' trip-( ˌ )tik
Function: noun
Etymology: Greek triptychos having three folds, from tri- + ptych ē fold
Date: 1731
1 : an ancient Roman writing tablet with three waxed leaves hinged together
2 a : a picture (as an altarpiece) or carving in three panels side by side b : something composed or presented in three parts or sections especially : TRILOGY