τρίπτυχος

ον

πτύσσω

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.), HF 474, Lyc. 573.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project