1. Impure oxide of cobalt; the residuum of cobalt, after the sulphur, arsenic, and other volatile matters have been expelled by calcination, being when fused into glass of an intensely blue colour, and used in the arts from this property.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• zoffre,
• zaffe,
• zaffer,
• Zaffar,
• zzffre,
• zsffre,
• zwffre,
• zqffre,
• zadfre,
• zavfre,
• zagfre,
• zatfre,
• zarfre,
• zafdre,
• zafcre,
• zafvre,
• zafgre,
• zeffre,
• Zofre,
• Zaffreh

The plural of the "zaffre" can be the "zaffres".

The singular of the "zaffre" can be the "zaffre".