ἔκ-θλιψις · ek-thlipsis — LSJ
squeezing out, Hp. Aph. 7.85, Arist. Mete. 342a15, Epicur. Ep. 2p.50U.; τοῦ λοιποῦ (sc. οὔρου) Gal. UP 5.16.
affliction, distress, LXX Ez. 12.18.
Gramm., ecthlipsis, ejection of a letter, as σκῆπτρον, σκᾶπτον, A.D. Conj. 230.10, etc.; also, elision, Eust. 984.15 (pl.).