I.silence, σιγὴν ἔχειν to keep silence, Hdt.; σιγὴν ποιεῖσθαι to make silence, id=Hdt.; σιγὴν φυλάσσειν Eur.:—in pl., σιγαὶ ἀνέμων id=Eur.
II.σιγῇ, as adv. in silence, Hom.; also like σῖγα, as an exclam., σιγῇ νυν (sc. ἔστε) be silent now! Od.;also, in an under tone, in a whisper, Hdt.; σιγῇ βουλεύεσθαι Xen.