ὀχύρωμα

ατος, τό
A. stronghold, fortress, prison, X. HG 3.2.3, LXX Ge. 39.20, PPetr. 2p.34 (iii B. C.), Plb. 4.6.3, PStrassb. 85.23 (ii B. C.): pl., Phld. Rh. 1.334 S. OGI 455.14 (Aphrodisias, i B. C.).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project