κατάπυρος
From LSJ
ἐπ' αὐτὸν ἥκεις τὸν βατῆρα τῆς θύρας → you've come to the crux of the matter, come to the point, hit the nail on the head, you've come to the very threshold of the door, you are come to the very threshold of the door, you've arrived at the truth of the matter
German (Pape)
[Seite 1373] angezündet, sehr feurig, heiß; bei Theocr. an der unter καταπυρίζω angeführten Stelle vermuthet man κάππυρος εὖσα.
Greek (Liddell-Scott)
κατάπυρος: -ον, διάπυρος, πεπυρωμένος, ἀναμμένος.
Greek Monolingual
κατάπυρος, -ον (Α)
διάπυρος, πυρωμένος.
[ΕΤΥΜΟΛ. < κατ(α)- + -πυρος (< πῦρ), πρβλ. αμφίπυρος, διάπυρος].