corallum
From LSJ
κρειττότερον ἐστὶν εἰδέναι ἐν μέσῃ τῇ Πόλει φακιόλιον βασιλεῦον Τούρκου, ἢ καλύπτραν λατινικήν → I would rather see a Turkish turban in the midst of the City than the Latin mitre
Latin > English (Lewis & Short)
cŏrallum: i, n., v. coralium.
Latin > French (Gaffiot 2016)
cŏrallum, ī, n. (κόραλλον), corail : Sid. Carm. 11, 110.