sciatica
/saɪˈætɪkə/noun
mass noun
- pain affecting the back, hip, and outer side of the leg, caused by compression of a spinal nerve root in the lower back, often owing to degeneration of an intervertebral disc坐骨神经痛。
词源
late Middle English:from late Latin sciatica （passio） '(affliction) of sciatica'， feminine of sciaticus, from Greek iskhiadikos （see SCIATIC）.