millefiori
/ˌmiːlɪfɪˈɔːrɪ/noun
mass noun
- a kind of ornamental glass in which a number of glass rods of different sizes and colours are fused together and cut into sections which form various patterns, typically embedded in colourless transparent glass to make items such as paperweights千花玻璃（将颜色不同、大小各异的细玻璃棒熔粘后切成各种图案置于无色透明玻璃中而得到的装饰玻璃, 可制成镇纸器等）。
词源
mid 19th cent.: from Italian millefiore, literally 'a thousand flowers'.