ἦτρον

A. abdomen, esp. the lower part of it, Hp. Aph. 2.35, Pl. Phd. 118a, X. An. 4.7.15, D. 54.11, Arist. HA 493a19, Sor. 1.24: metaph., belly of a pot, Ar. Th. 509.

II. pith of a reed, Nic. Th. 595.