ἄπυκνος
From LSJ
μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.
English (LSJ)
ον, A not dense, not compressed, Ptol.Geog.8.1.4. 2 in Music, of notes, not included in the πυκνόν (q.v.), Cleonid.Harm.4, etc.
Spanish (DGE)
-ον
1 no apretado τὰς (διαστάσεις τῶν κύκλων) δὲ ἀπύκνους Ptol.Geog.8.1.4.
2 mús. que queda fuera del πυκνόν e.e. de la suma de dos intervalos del tetracordo φθόγγοι Cleonid.Harm.4, Aristox.Harm.37.5, Aristid.Quint.9.15.
German (Pape)
[Seite 341] ohne das πυκνόν, w. m. s., Music.