1. 微晶：crystal 晶体 | crystallite 微晶 | crystallography 结晶学
2. 雏晶：crystalline structure 结晶组织 | crystallite 雏晶 | crystallization 结晶酌
3. 晶粒：crystalline semiconductor 晶体半导体 | crystallite 晶粒 | crystallization by cooling 冷却式结晶化
4. 微晶体：crystalline region 结晶区 | crystallite微晶体 | crystalogeneous cell 结晶细胞
noun
1. any of numerous minute rudimentary crystalline bodies of unknown composition found in glassy igneous rock