zaffreEnglishOxford Dictionary of Englishzaffre /ˈzafə / (also zaffer) ▸ noun [mass noun] impure cobalt oxide, formerly used to make smalt and blue enamels. – ORIGIN mid 17th century: from Italian zaffera or French safre.
EnglishOxford Dictionary of EnglishEnglishOxford Dictionary of English
EnglishOxford Dictionary of English