χελιδονίας
From LSJ
Ῥῦσέ με δεινῶν νοσημάτων, ἱερώτατε, ἱερωσύνην συναρμόσας ἐν χαρᾷ και ἐπιστήμης τὸ πολύτιμον κεφάλαιον → Deliver me from grievous afflictions, most holy one, joining sanctity together in joy with the precious fountainhead of knowledge
English (LSJ)
ου, ὁ, a kind of
A tunny-fish, Diph.Siph. ap. Ath.8.356f. 2 χ. ἰχθῦς the more northerly fish of the constellation Pisces, Theon ad Arat.242. II the spring wind, because the swallows come with it, Thphr.HP7.15.1, Plin.HN2.122.
German (Pape)
[Seite 1348] ὁ, 1) eine Art Thunfisch, Ath. VIII, 356 f. – 2) χελιδονίας ἰχθύς, der nördliche Fisch, ein Sternbild, Schol. Arat. 242. – 3) der Frühlingswind, weil mit ihm die Schwalben kommen, Favonius, Plin. H. N. 2, 47.