arithmeticus
From LSJ
οἵτινες πόλιν μίαν λαβόντες εὐρυπρωκτότεροι πολύ τῆς πόλεος ἀπεχώρησαν ἧς εἷλον τότε → after taking a single city they returned home, with arses much wider than the city they captured
Latin > English (Lewis & Short)
ărithmētĭcus: a, um, adj., = ἀριθμητικός,
I of or pertaining to arithmetic, arithmetical: ratio, Vitr. 10, 16.—Subst.: ărithmētĭca, ōrum, n., arithmetic: in arithmeticis satis exercitatus, Cic. Att. 14, 12 fin.>