chickenpox
/ˈtʃɪkɪnpɒks/noun
mass noun
- an infectious disease causing a mild fever and a rash of itchy inflamed pimples which turn to blisters and then loose scabs. It is caused by the herpes zoster virus and mainly affects children, who are afterwards usually immune.水痘。亦称VARICELLA.
词源
early 18th cent.: probably so named because of its mildness， as compared to smallpox.