Definition of zaffre in English:

zaffre

(also zaffer)

noun

  • [mass noun] Impure cobalt oxide, formerly used to make smalt and blue enamels.

    • ‘In Western literature the word zaffer was used to denote this pigment.’
    • ‘In Europe, zaffre was used as early as the 14th century as a pigment for paints, glazes and glass.’

Origin

Mid 17th century: from Italian zaffera or French safre.

Pronunciation:

zaffre

/ˈzafə/