ἐξόστωσις
From LSJ
τὸ ἐμόν γ' ἐμοὶ λέγεις ὄναρ → you are telling me what I know already, you are telling me my own dream
English (LSJ)
-εως, ἡ, (ὀστέον) diseased excrescence on the bone, node, esp. on the temples, Gal.7.728, 10.1013.
German (Pape)
[Seite 888] ἡ, Knochengeschwulst, Medic.
Greek (Liddell-Scott)
ἐξόστωσις: -εως, ἡ, (ὀστέον) νοσώδης ἀπόφυσις τῶν ὀστῶν, ἐξόγκωσις αὐτῶν, ἐξοστώσεις εἶναι ἰδίως αἱ κατὰ τοὺς κροτάφους ὀστώδεις ἐξοχαί, Γαλην., πρβλ. Foës. Oecon. Hipp.