Iomnium is a latinization of the town's Punic name, which appears to have combined the elements ʾY (Punic: 𐤀‬𐤉‬) and ʾMN (𐤀‬𐤌𐤍‬), meaning "Strong Island"[1] or "Peninsula of Strength".[2] The same triliteral root can also mean "craftsman", "artisan", &c.[3]