bezant
/ˈbezənt/noun
1
- historical a gold or silver coin originally minted at Byzantium〈史〉拜占庭帝国的金币（或银币）。
2
- Heraldry a roundel (i.e. a solid gold circle)【纹章】金环纹章。
词源
Middle English: from Old French besant, from Latin Byzantius 'Byzantine'. Sense 2 dates from the late 15th cent.