ἐπίπτυγμα

ατος, τό

ἐπιπτύσσω

A. over-fold, flap, such as covers the orifices in animals, operculum, Arist. PA 679b18,HA 526b29,528b7: pl., opercula, of crustaceans, Id. Resp. 477a4.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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