diatriba
From LSJ
ἐν πιθήκοις ὄντα δεῖ εἶναι πίθηκον → in Rome we do as the Romans do | when in Rome, do as the Romans do | when in Rome, do as the Romans | when in Rome, do like the Romans do | when in Rome | being among monkeys one has to be a monkey
Latin > English (Lewis & Short)
dĭā̆trĭba: ae, f., = διατριβή,
I a learned discussion.—Transf., a school, Gell. 1, 26; 17, 20, 4 al.