catoblepas
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
Latin > English (Lewis & Short)
cătōblĕpas: ae, m., = κατβλεψ or κατωβλέπων (that looks down),
I a wild animal in Ethiopia, perhaps a species of buffalo, or the gnu, a species of antelope, Mel. 3, 9, 9; Plin. 8, 21, 32, § 77.
Latin > French (Gaffiot 2016)
cătōblĕpas, æ, m. (κατωβλέπων, qui regarde en bas), espèce de taureau d’Afrique : Mela 3, 98 ; Plin. 8, 77.
Latin > German (Georges)
catōblepās, ae, m. (κατωβλέπον, der Niederschauende), eine unbekannte Stierart in Äthiopien, mit niederhängendem Kopfe, Mela 3, 9, 9 (3. § 98). Plin. 8, 77.