Lewis Short
(adjective) : Pīrēnē, ēs, f., = Πειρήνη
* A fountain in the citadel of Corinth (Acrocorinthus), which sprung up from a blow of the hoof of Pegasus; hence sacred to the Muses, Plin. 4, 4, 5; Plaut. Aul. 3, 6, 23; Stat. S. 1, 4, 25: Heliconidasque pallidamque Pirenen,Pers. prol. 4.—Hence
* Pīrēnis, ĭdis, f., = Πειρηνίς, of or belonging to Pirene, Pirenian: Ephyre,i. e. Corinth,Ov. M. 7, 391: unda,id. ib. 2, 240: Pirenida cessit ad undam (al. urbem),to Corinth,id. P. 1, 3, 75: Tantalus securus undas hauriat Pirenidas, as king of Corinth,Sen. Med. 745.
Charlton T. Lewis, Charles Short, A Latin Dictionary