αἰπός

ή, όν, τό
A. high, lofty, of cities, Il. 13.625, al.; αἰπὰ ῥέεθρα streams falling sheer down, Il. 8.369, Hes. Oxy. 1358.2.23: αἰπόν,τό, dub. in Ath.Mitt. 31.138 (Athens).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project