diametros
From LSJ
κακοὶ μάρτυρες ἀνθρώποισιν ὀφθαλμοὶ καὶ ὦτα βαρβάρους ψυχὰς ἐχόντων → eyes and ears are poor witnesses for men if their souls do not understand the language (Heraclitus Phil.: Fr. B 107; Testimonia: Fragment 16, line 6)
Latin > English (Lewis & Short)
dĭămē̆tros: i, f., = διάμετρος,
I a diameter, Col. 5, 2, 7; Vitr. 10, 14; Macr. Somn. Scip. 1, 20 sq. al.—
II Adj., central: radiatio, Firm. Math. 4, 1 med.
Latin > French (Gaffiot 2016)
dĭămĕtros (-us), ī, f. (διάμετρος), diamètre : Vitr. Arch. 3, 5, 6 ; Macr. Scip. 1, 20, 29.