impaction
/im'pækʃәn/
📖 中文释义
- n. 装紧, 压紧
- [医] 嵌入, 嵌塞, 阻生(牙)
📘 English Definition（英文释义）
- n. the condition of being pressed closely together and firmly fixed
- n. a disorder in which feces are impacted in the lower colon
- n. a disorder in which a tooth is so crowded in its socket that it cannot erupt normally