ἔνηχος

English (LSJ)

ον,

   A sounding within, of wind-instruments, opp. ἔγχορδος, Phillis ap.Ath.14.636c: generally, sounding, noisy, ἀναπνοή Herod. Med. in Rh.Mus.58.77; ἔ. ὕδατα Philostr.VA6.26.    II c. gen., acquainted, conversant with, LXXSi.prol.9 (s.v.l.).