Phidon
From LSJ
Τὸ μανθάνειν δ' ἥδιστον εὖ λέγοντος, εἰ κέρδος λέγοι → It is the sweetest thing to learn from one speaking well, if they speak profitably
Latin > English (Lewis & Short)
Phīdon: ōnis, m., = Φείδων,
I a descendant of Hercules, to whom is attributed the invention of weights and measures, Plin. 7, 56, 57, § 198.
Latin > French (Gaffiot 2016)
Phīdōn, ōnis, m. (Φείδων), descendant d’Hercule, inventeur des poids et mesures : Plin. 7, 198.