ἡμίβραχυς
From LSJ
οἴνῳ τὸν οἶνον ἐξελαύνειν → chase out the wine with wine, take a hair of the dog that bit you, try to drive out the wine with wine
English (LSJ)
εια, υ, in prosody, A half of a short, ἡμιβράχεια (sc. προσῳδία) Sch.D.T.p.207 H.: pl., ἡμιβράχεα, τά, ib.p.208 H.
Greek (Liddell-Scott)
ἡμίβρᾰχυς: υ, κατὰ τὸ ἥμισυ βραχύς, Α. Β. 824.