A.consisting of three layers, threefold, “τρυφάλεια” Il.11.353; of surgical dressings, Gal.14.793, 18(2).822; “πτυγματίῳ τριπτύχῳ” Heliod. ap. Orib.44.10.8: metaph . . “θρῆνοι” E. Ph.1635: sts. simply = τρεῖς, Id.Or.1513 (troch.), HF474, Lyc. 573.
τρί-πτυ^χος , ον, (πτύσσω)